

地学前缘 ›› 2026, Vol. 33 ›› Issue (2): 265-289.DOI: 10.13745/j.esf.sf.2025.1.31
刘传朋1,2(
), 马钊1,2,*(
), 安茂国2,3,*(
), 支成龙1,2, 杨泽宇4, 吴鸣谦4,5, 尚振1,2, 陈怀鑫1,2, 韩宗瑞1,2, 姜腾飞1,2, 高文白1,2
收稿日期:2025-04-11
修回日期:2025-08-05
出版日期:2026-03-25
发布日期:2026-01-29
通信作者:
马 钊(1997—),男,硕士,助理工程师,主要从事岩石地球化学及地质勘查等工作。E-mail: 作者简介:刘传朋(1981—),男,硕士,正高级工程师,主要从事区域地质调查及矿产勘查等工作。E-mail: liuchuanpeng666@163.com
基金资助:
LIU Chuanpeng1,2(
), MA Zhao1,2,*(
), AN Maoguo2,3,*(
), ZHI Chenglong1,2, YANG Zeyu4, WU Mingqian4,5, SHANG Zhen1,2, CHEN Huaixin1,2, HAN Zongrui1,2, JIANG Tengfei1,2, GAO Wenbai1,2
Received:2025-04-11
Revised:2025-08-05
Online:2026-03-25
Published:2026-01-29
摘要:
龙宝山碱性杂岩体位于华北克拉通鲁西地区东南缘,是新发现的龙宝山稀土矿的赋矿岩体,但其岩石成因和稀土富集机制仍没有得到很好的解释。本文对该碱性杂岩体中的正长斑岩、石英正长斑岩、含角闪正长斑岩的岩石地球化学特征进行了系统的研究,旨在限定该岩体的成因机制,揭示稀土元素的富集机制。研究结果显示,龙宝山碱性杂岩体形成于早白垩世(130~128 Ma),所分析样品具有较高的SiO2、Na2O、K2O和Al2O3含量以及较低的MgO、FeO和CaO含量,属于准铝质岩、过碱性岩、高钾钙碱性岩和钾玄岩。样品都表现出富集的Sr-Nd同位素特征,富集大离子亲石元素(large-ion lithophile element,LILE)和轻稀土元素(light rare earth element,LREE),亏损Nb、Ta和Ti重稀土元素(heavy rare earth element,HREE),且具较高的Nb/Y、Th/Yb、La/Sm和较低的Ba/Th值,这些均指示俯冲沉积物熔体交代了地幔源区并为源区提供了稀土元素的初始富集。在岩浆演化早期,角闪石和黑云母的分离结晶促进了稀土元素的进一步富集。钠长石交代是热液作用的结果,岩浆晚期的热液交代作用导致了稀土元素的富集成矿。因此,龙宝山碱性杂岩体起源于富集岩石圈地幔的部分熔融,俯冲海洋沉积物再循环诱发的稀土元素(rare earth elements,REE)初始富集对龙宝山碱性岩型稀土矿床的形成具有重要制约,岩浆-热液作用过程是稀土元素富集成矿的关键过程。
中图分类号:
刘传朋, 马钊, 安茂国, 支成龙, 杨泽宇, 吴鸣谦, 尚振, 陈怀鑫, 韩宗瑞, 姜腾飞, 高文白. 鲁西地区龙宝山碱性杂岩体岩石成因与稀土元素富集机制[J]. 地学前缘, 2026, 33(2): 265-289.
LIU Chuanpeng, MA Zhao, AN Maoguo, ZHI Chenglong, YANG Zeyu, WU Mingqian, SHANG Zhen, CHEN Huaixin, HAN Zongrui, JIANG Tengfei, GAO Wenbai. Petrogenesis and rare earth element enrichment of the Longbaoshan alkaline complex, Luxi region[J]. Earth Science Frontiers, 2026, 33(2): 265-289.
图1 华北克拉通地质简图(a)、鲁西地区地质简图(b)、龙宝山地区区域地质简图(c)和第7探勘线剖面图(d)(a据文献[43]修改;b据文献[40]修改;c和d据文献[47]修改)
Fig.1 (a) Simplifed geological map of the North China Craton with the location of Luxi Terrane, (b) Simplified geological map of the Luxi Terrane, (c) Simplified geological map in the Longbaoshan area and (d) No.7 exploratory section. a modified after [43], b modified after [40], c and d modified after [47].
图2 龙宝山地区碱性杂岩照片 a—正长斑岩野外露头;b,c—石英正长斑岩中稀土矿脉的野外露头;d—正长斑岩手标本;e—石英正长斑岩手标本;f—含角闪正长斑岩手标本;g,h—岩心中的稀土矿石手标本照片,显示出石英正长斑岩被成矿热液所交代而发生了相应的稀土矿化;i-l—龙宝山碱性杂岩体显微镜下照片,i为正长斑岩,j和k为石英正长斑岩,l为含角闪正长斑岩。Pl—斜长石;Or—正长石;Ab—钠长石;Qtz—石英;Bt—黑云母;Amp—角闪石;Ser—绢云母。
Fig.2 Photographs of alkaline complex from the Longbaoshan area
| 样品编号 | 岩性 | 钻孔孔号 | 取样深度/m |
|---|---|---|---|
| LZK701-11 | 正长斑岩 | LZK701 | 79.8 |
| LZK701-12 | 正长斑岩 | LZK701 | 85.4 |
| LZK701-13 | 正长斑岩 | LZK701 | 92.0 |
| LZK701-14 | 正长斑岩 | LZK701 | 98.1 |
| LZK702-2 | 正长斑岩 | LZK702 | 195.0 |
| LZK702-3 | 正长斑岩 | LZK702 | 199.5 |
| LZK702-4 | 正长斑岩 | LZK702 | 202.7 |
| LZK602-3 | 石英正长斑岩 | LZK602 | 89.0 |
| LZK602-5 | 石英正长斑岩 | LZK602 | 102.3 |
| LZK602-6 | 石英正长斑岩 | LZK602 | 106.0 |
| LZK602-7 | 石英正长斑岩 | LZK602 | 109.5 |
| LZK602-8 | 石英正长斑岩 | LZK602 | 111.8 |
| LZK602-10 | 石英正长斑岩 | LZK602 | 118.9 |
| LZK602-11 | 石英正长斑岩 | LZK602 | 122.0 |
| LZK701-8 | 含角闪正长斑岩 | LZK701 | 62.1 |
| LZK701-9 | 含角闪正长斑岩 | LZK701 | 69.4 |
| LZK701-10 | 含角闪正长斑岩 | LZK701 | 74.9 |
| LZK602-9 | 含角闪正长斑岩 | LZK602 | 115.6 |
表1 样品位置及岩性
Table 1 Sample location and lithology
| 样品编号 | 岩性 | 钻孔孔号 | 取样深度/m |
|---|---|---|---|
| LZK701-11 | 正长斑岩 | LZK701 | 79.8 |
| LZK701-12 | 正长斑岩 | LZK701 | 85.4 |
| LZK701-13 | 正长斑岩 | LZK701 | 92.0 |
| LZK701-14 | 正长斑岩 | LZK701 | 98.1 |
| LZK702-2 | 正长斑岩 | LZK702 | 195.0 |
| LZK702-3 | 正长斑岩 | LZK702 | 199.5 |
| LZK702-4 | 正长斑岩 | LZK702 | 202.7 |
| LZK602-3 | 石英正长斑岩 | LZK602 | 89.0 |
| LZK602-5 | 石英正长斑岩 | LZK602 | 102.3 |
| LZK602-6 | 石英正长斑岩 | LZK602 | 106.0 |
| LZK602-7 | 石英正长斑岩 | LZK602 | 109.5 |
| LZK602-8 | 石英正长斑岩 | LZK602 | 111.8 |
| LZK602-10 | 石英正长斑岩 | LZK602 | 118.9 |
| LZK602-11 | 石英正长斑岩 | LZK602 | 122.0 |
| LZK701-8 | 含角闪正长斑岩 | LZK701 | 62.1 |
| LZK701-9 | 含角闪正长斑岩 | LZK701 | 69.4 |
| LZK701-10 | 含角闪正长斑岩 | LZK701 | 74.9 |
| LZK602-9 | 含角闪正长斑岩 | LZK602 | 115.6 |
| 样品编号 | 岩性 | 主量元素含量/% | A/CNK | A/NK | |||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SiO2 | TiO2 | Al2O3 | TFeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Na2O+ K2O | ||||||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 62.4 | 0.24 | 14.6 | 2.68 | 0.05 | 0.70 | 1.77 | 5.68 | 4.43 | 0.20 | 3.44 | 10.11 | 0.84 | 1.03 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 65.1 | 0.14 | 15.5 | 2.53 | 0.05 | 0.38 | 1.32 | 5.61 | 5.58 | 0.07 | 3.16 | 11.19 | 0.88 | 1.02 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 65.6 | 0.16 | 15.8 | 1.99 | 0.05 | 0.33 | 1.28 | 5.91 | 4.98 | 0.07 | 1.21 | 10.89 | 0.91 | 1.05 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 63.0 | 0.17 | 14.7 | 2.22 | 0.05 | 0.57 | 1.76 | 5.02 | 5.44 | 0.09 | 1.56 | 10.46 | 0.85 | 1.04 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 68.0 | 0.19 | 15.2 | 1.99 | 0.04 | 0.37 | 1.31 | 5.84 | 4.69 | 0.10 | 0.33 | 10.53 | 0.89 | 1.04 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 66.3 | 0.21 | 14.4 | 2.63 | 0.10 | 1.61 | 1.58 | 5.23 | 4.72 | 0.10 | 1.82 | 9.95 | 0.87 | 1.05 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 60.9 | 0.51 | 16.6 | 4.12 | 0.09 | 1.53 | 2.98 | 6.42 | 3.81 | 0.43 | 1.27 | 10.23 | 0.83 | 1.13 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 64.0 | 0.22 | 13.6 | 3.04 | 0.06 | 0.46 | 2.19 | 6.23 | 4.06 | 0.15 | 2.67 | 10.29 | 0.73 | 0.93 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 67.5 | 0.19 | 12.9 | 3.10 | 0.03 | 0.80 | 0.52 | 6.32 | 3.79 | 0.10 | 0.57 | 10.11 | 0.84 | 0.89 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 66.5 | 0.19 | 13.4 | 2.92 | 0.04 | 0.69 | 0.94 | 6.04 | 4.04 | 0.11 | 0.51 | 10.08 | 0.84 | 0.94 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 65.7 | 0.32 | 15.1 | 2.63 | 0.11 | 1.17 | 1.83 | 6.48 | 5.01 | 0.20 | 0.65 | 11.49 | 0.78 | 0.94 | |||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Li | Be | Sc | V | Cr | Ni | Co | Cu | Zn | Ga | Rb | Sr | Y | Zr | Nb | |||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 11.6 | 3.62 | 1.55 | 36.3 | 6.3 | 7.60 | 4.36 | 42.6 | 20.6 | 33.1 | 114 | 803 | 17.8 | 401 | 17.1 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 7.17 | 4.09 | 1.23 | 15.8 | 3.38 | 5.00 | 4.68 | 48.8 | 24.0 | 29.5 | 139 | 479 | 16.6 | 456 | 26.7 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 10.4 | 4.52 | 1.21 | 19.8 | 5.05 | 4.70 | 2.16 | 9.70 | 28.3 | 32.7 | 127 | 887 | 15.9 | 492 | 28.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 10.1 | 4.05 | 1.18 | 24.3 | 3.48 | 6.40 | 3.30 | 36.4 | 22.6 | 34.7 | 147 | 499 | 16.5 | 433 | 25.7 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 11.2 | 4.34 | 0.85 | 25.6 | 3.50 | 6.20 | 3.06 | 10.9 | 17.1 | 32.0 | 122 | 775 | 13.4 | 475 | 26.8 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 57.9 | 4.24 | 1.25 | 25.3 | 7.25 | 6.70 | 4.63 | 43.2 | 87.8 | 38.6 | 179 | 1 053 | 32.6 | 376 | 22.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 31.4 | 3.48 | 5.68 | 62.4 | 16.6 | 10.5 | 7.67 | 20.6 | 37.8 | 30.9 | 117 | 2 290 | 19.8 | 714 | 20.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 67.3 | 4.52 | 2.05 | 50.5 | 24.7 | 18.2 | 28.4 | 189 | 40.3 | 33.5 | 116 | 408 | 19.2 | 319 | 17.3 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 60.8 | 6.43 | 2.02 | 36.8 | 14.3 | 14.6 | 4.62 | 70.4 | 72.0 | 37.1 | 127 | 606 | 18.8 | 396 | 29.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 48.5 | 5.15 | 1.76 | 32.7 | 16.9 | 13.3 | 5.55 | 85.3 | 85.4 | 33.8 | 124 | 522 | 17.7 | 410 | 33.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 25.6 | 8.11 | 3.47 | 33.8 | 41.4 | 16.8 | 5.93 | 5.00 | 62.5 | 28.3 | 104 | 1 343 | 23.4 | 545 | 59.8 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Cs | Ba | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | |||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 0.66 | 3 120 | 196 | 338 | 35.1 | 104 | 12.7 | 3.02 | 10.0 | 0.91 | 3.96 | 0.57 | 1.31 | 0.17 | 0.75 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 0.79 | 2 167 | 162 | 274 | 28.9 | 85 | 10.8 | 2.73 | 8.60 | 0.83 | 3.47 | 0.53 | 1.24 | 0.17 | 0.90 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 0.86 | 2 324 | 168 | 287 | 29.7 | 87 | 10.8 | 2.62 | 8.40 | 0.81 | 3.45 | 0.53 | 1.22 | 0.18 | 0.86 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 1.68 | 2 182 | 195 | 323 | 32.6 | 97 | 11.3 | 2.87 | 9.20 | 0.85 | 3.56 | 0.56 | 1.26 | 0.18 | 0.98 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 0.92 | 2 342 | 163 | 280 | 29.4 | 86 | 10.1 | 2.58 | 8.10 | 0.76 | 3.07 | 0.46 | 1.05 | 0.16 | 0.83 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 1.68 | 2 170 | 306 | 544 | 55.2 | 163 | 19.7 | 4.78 | 15.5 | 1.49 | 6.55 | 0.98 | 2.27 | 0.27 | 1.23 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 2.33 | 3 913 | 278 | 424 | 40.8 | 132 | 14.7 | 3.62 | 8.50 | 1.07 | 4.14 | 0.73 | 2.12 | 0.28 | 1.87 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 0.47 | 1 296 | 212 | 331 | 33.7 | 100 | 12.5 | 3.01 | 9.70 | 0.92 | 4.01 | 0.64 | 1.39 | 0.17 | 0.79 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 0.73 | 1 557 | 211 | 345 | 34.5 | 101 | 12.1 | 2.57 | 9.40 | 0.89 | 3.92 | 0.59 | 1.47 | 0.19 | 1.13 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 0.69 | 1 512 | 170 | 280 | 28.3 | 84 | 10.6 | 2.41 | 8.10 | 0.79 | 3.57 | 0.58 | 1.32 | 0.17 | 0.82 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 0.36 | 2 369 | 132 | 229 | 21.5 | 74 | 10.4 | 2.44 | 7.00 | 0.93 | 4.05 | 0.75 | 2.14 | 0.32 | 2.14 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | Th/Nb | Th/Yb | Ba/Th | Nb/Y | Th/La | Sm/La | La/Sm | ||||||||||||||||||||||||||||||||||||||||||||||
| Lu | Hf | Ta | Tl | Pb | Bi | Th | U | ||||||||||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 0.13 | 4.06 | 0.64 | 0.54 | 34.2 | 0.98 | 21.6 | 4.34 | 1.26 | 28.80 | 144.44 | 0.96 | 0.11 | 0.06 | 15.43 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 0.18 | 4.39 | 0.90 | 0.59 | 28.2 | 1.05 | 38.3 | 14.0 | 1.43 | 42.56 | 56.58 | 1.61 | 0.24 | 0.07 | 15.00 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 0.17 | 5.08 | 1.39 | 0.56 | 23.4 | 0.26 | 34.1 | 8.63 | 1.19 | 39.65 | 68.15 | 1.80 | 0.20 | 0.06 | 15.56 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 0.18 | 4.57 | 0.60 | 0.65 | 16.4 | 0.20 | 34.7 | 8.53 | 1.35 | 35.41 | 62.88 | 1.56 | 0.18 | 0.06 | 17.26 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 0.17 | 4.44 | 0.92 | 0.51 | 18.2 | 0.20 | 24.6 | 6.59 | 0.92 | 29.64 | 95.20 | 2.00 | 0.15 | 0.06 | 16.14 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 0.19 | 3.86 | 0.51 | 0.60 | 75.5 | 0.62 | 29.1 | 10.4 | 1.29 | 23.66 | 74.57 | 0.69 | 0.10 | 0.06 | 15.53 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 0.31 | 16.1 | 1.08 | 0.72 | 13.5 | 0.23 | 41.4 | 5.53 | 2.00 | 22.13 | 94.55 | 1.04 | 0.15 | 0.05 | 18.90 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 0.13 | 4.83 | 0.62 | 0.38 | 27.1 | 0.19 | 20.0 | 5.34 | 1.16 | 25.32 | 64.80 | 0.90 | 0.09 | 0.06 | 16.96 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 0.19 | 5.67 | 0.83 | 0.36 | 21.3 | 0.10 | 20.0 | 5.60 | 0.68 | 17.70 | 77.85 | 1.55 | 0.09 | 0.06 | 17.44 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 0.13 | 5.75 | 0.96 | 0.40 | 19.4 | 0.10 | 20.0 | 7.35 | 0.60 | 24.39 | 75.60 | 1.88 | 0.12 | 0.06 | 16.04 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 0.33 | 16.3 | 3.31 | 0.57 | 37.2 | 0.06 | 51.0 | 17.3 | 0.85 | 23.86 | 46.45 | 2.56 | 0.39 | 0.08 | 12.66 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 主量元素含量/% | A/CNK | A/NK | |||||||||||||||||||||||||||||||||||||||||||||||||||
| SiO2 | TiO2 | Al2O3 | TFeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Na2O+ K2O | ||||||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 59.4 | 0.22 | 13.5 | 5.56 | 0.14 | 0.96 | 1.97 | 3.07 | 8.10 | 0.19 | 4.02 | 11.17 | 0.78 | 0.98 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 63.8 | 0.16 | 14.0 | 2.11 | 0.05 | 0.72 | 2.47 | 5.23 | 5.04 | 0.11 | 2.75 | 10.27 | 0.75 | 1.00 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 69.0 | 0.18 | 14.7 | 1.80 | 0.03 | 0.76 | 0.80 | 5.89 | 4.77 | 0.10 | 0.50 | 10.66 | 0.90 | 0.99 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 68.1 | 0.18 | 13.9 | 2.27 | 0.04 | 0.69 | 0.75 | 6.43 | 4.31 | 0.10 | 0.67 | 10.74 | 0.84 | 0.91 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 57.9 | 0.50 | 15.4 | 3.99 | 0.11 | 3.44 | 5.01 | 5.88 | 4.10 | 0.46 | 2.11 | 9.98 | 0.66 | 1.09 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 58.5 | 0.44 | 16.2 | 4.35 | 0.17 | 1.96 | 4.45 | 5.75 | 4.58 | 0.40 | 1.95 | 10.32 | 0.72 | 1.12 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 64.6 | 0.27 | 15.9 | 3.38 | 0.08 | 0.68 | 1.50 | 5.76 | 5.98 | 0.18 | 0.55 | 11.74 | 0.85 | 0.99 | |||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Li | Be | Sc | V | Cr | Ni | Co | Cu | Zn | Ga | Rb | Sr | Y | Zr | Nb | |||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 15.9 | 3.36 | 1.31 | 63.5 | 14.3 | 13.9 | 5.66 | 176 | 119 | 32.9 | 206 | 360 | 23.5 | 322 | 19.8 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 32.3 | 4.94 | 1.03 | 23.8 | 19.4 | 10.1 | 3.21 | 28.6 | 39.0 | 34.0 | 137 | 482 | 19.9 | 365 | 28.0 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 82.4 | 6.69 | 1.46 | 23.8 | 23.8 | 13.1 | 3.83 | 16.0 | 37.1 | 32.5 | 154 | 401 | 20.2 | 398 | 31.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 38.0 | 8.23 | 1.49 | 23.5 | 12.1 | 13.1 | 3.74 | 19.1 | 45.0 | 38.2 | 129 | 583 | 23.1 | 413 | 40.4 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 60.8 | 5.14 | 9.36 | 75.6 | 117 | 75.6 | 16.4 | 28.4 | 109 | 25.9 | 82.0 | 1 892 | 21.8 | 311 | 21.1 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 40.8 | 3.41 | 5.51 | 72.5 | 25.7 | 13.1 | 10.9 | 115 | 95.0 | 29.3 | 98.0 | 1 324 | 21.9 | 73.0 | 11.4 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 34.1 | 5.17 | 2.82 | 31.9 | 11.2 | 4.60 | 4.91 | 108 | 33.1 | 29.0 | 142 | 2 128 | 15.9 | 550 | 33.2 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Cs | Ba | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | |||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 0.59 | 2 204 | 206 | 359 | 36.8 | 109 | 13.3 | 3.12 | 10.1 | 1.00 | 4.63 | 0.71 | 1.67 | 0.23 | 1.13 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 0.55 | 1 940 | 195 | 313 | 31.4 | 92.0 | 11.6 | 2.78 | 8.90 | 0.88 | 3.88 | 0.60 | 1.52 | 0.20 | 1.08 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 0.84 | 1 471 | 139 | 231 | 24.0 | 72.0 | 9.80 | 2.31 | 7.70 | 0.83 | 3.85 | 0.63 | 1.48 | 0.20 | 0.96 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 0.46 | 1 389 | 179 | 305 | 31.6 | 93.0 | 12.4 | 2.67 | 9.60 | 0.97 | 4.60 | 0.70 | 1.72 | 0.21 | 1.24 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 0.63 | 2 869 | 150 | 259 | 26.9 | 102 | 14.4 | 3.81 | 9.50 | 1.13 | 4.58 | 0.76 | 2.06 | 0.26 | 1.60 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 0.90 | 5 460 | 184 | 282 | 26.2 | 93.0 | 12.9 | 4.14 | 8.40 | 1.04 | 4.26 | 0.73 | 1.91 | 0.24 | 1.50 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 0.81 | 3 269 | 230 | 347 | 31.0 | 98.0 | 11.1 | 2.93 | 6.70 | 0.82 | 3.14 | 0.57 | 1.62 | 0.23 | 1.54 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | Th/Nb | Th/Yb | Ba/Th | Nb/Y | Th/La | Sm/La | La/Sm | ||||||||||||||||||||||||||||||||||||||||||||||
| Lu | Hf | Ta | Tl | Pb | Bi | Th | U | ||||||||||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 0.18 | 4.35 | 1.53 | 0.84 | 37.2 | 0.10 | 39.3 | 11.4 | 1.98 | 34.78 | 56.08 | 0.84 | 0.19 | 0.06 | 15.49 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 0.15 | 4.72 | 0.89 | 0.51 | 18.5 | 0.06 | 35.1 | 8.46 | 1.25 | 32.50 | 55.27 | 1.41 | 0.18 | 0.06 | 16.81 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 0.14 | 5.61 | 2.20 | 0.46 | 17.6 | 0.07 | 37.3 | 6.34 | 1.20 | 38.85 | 39.44 | 1.54 | 0.27 | 0.07 | 14.15 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 0.19 | 6.09 | 1.26 | 0.36 | 22.0 | 0.13 | 41.9 | 5.85 | 1.04 | 33.79 | 33.15 | 1.75 | 0.23 | 0.07 | 14.44 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 0.26 | 8.19 | 0.90 | 0.45 | 159 | 0.44 | 21.5 | 8.08 | 1.02 | 13.45 | 133.34 | 0.97 | 0.14 | 0.10 | 10.43 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 0.25 | 2.54 | 0.68 | 0.52 | 20.1 | 0.05 | 15.5 | 3.23 | 1.36 | 10.38 | 351.23 | 0.52 | 0.08 | 0.07 | 14.30 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 0.29 | 14.0 | 1.71 | 0.60 | 29.2 | 0.13 | 46.8 | 14.6 | 1.41 | 30.35 | 69.89 | 2.09 | 0.20 | 0.05 | 20.65 | ||||||||||||||||||||||||||||||||||||||||
表2 龙宝山碱性杂岩体的主量元素和微量元素含量
Table 2 Whole-rock major and trace element compositions of the Longbaoshan alkaline complex
| 样品编号 | 岩性 | 主量元素含量/% | A/CNK | A/NK | |||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SiO2 | TiO2 | Al2O3 | TFeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Na2O+ K2O | ||||||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 62.4 | 0.24 | 14.6 | 2.68 | 0.05 | 0.70 | 1.77 | 5.68 | 4.43 | 0.20 | 3.44 | 10.11 | 0.84 | 1.03 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 65.1 | 0.14 | 15.5 | 2.53 | 0.05 | 0.38 | 1.32 | 5.61 | 5.58 | 0.07 | 3.16 | 11.19 | 0.88 | 1.02 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 65.6 | 0.16 | 15.8 | 1.99 | 0.05 | 0.33 | 1.28 | 5.91 | 4.98 | 0.07 | 1.21 | 10.89 | 0.91 | 1.05 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 63.0 | 0.17 | 14.7 | 2.22 | 0.05 | 0.57 | 1.76 | 5.02 | 5.44 | 0.09 | 1.56 | 10.46 | 0.85 | 1.04 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 68.0 | 0.19 | 15.2 | 1.99 | 0.04 | 0.37 | 1.31 | 5.84 | 4.69 | 0.10 | 0.33 | 10.53 | 0.89 | 1.04 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 66.3 | 0.21 | 14.4 | 2.63 | 0.10 | 1.61 | 1.58 | 5.23 | 4.72 | 0.10 | 1.82 | 9.95 | 0.87 | 1.05 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 60.9 | 0.51 | 16.6 | 4.12 | 0.09 | 1.53 | 2.98 | 6.42 | 3.81 | 0.43 | 1.27 | 10.23 | 0.83 | 1.13 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 64.0 | 0.22 | 13.6 | 3.04 | 0.06 | 0.46 | 2.19 | 6.23 | 4.06 | 0.15 | 2.67 | 10.29 | 0.73 | 0.93 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 67.5 | 0.19 | 12.9 | 3.10 | 0.03 | 0.80 | 0.52 | 6.32 | 3.79 | 0.10 | 0.57 | 10.11 | 0.84 | 0.89 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 66.5 | 0.19 | 13.4 | 2.92 | 0.04 | 0.69 | 0.94 | 6.04 | 4.04 | 0.11 | 0.51 | 10.08 | 0.84 | 0.94 | |||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 65.7 | 0.32 | 15.1 | 2.63 | 0.11 | 1.17 | 1.83 | 6.48 | 5.01 | 0.20 | 0.65 | 11.49 | 0.78 | 0.94 | |||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Li | Be | Sc | V | Cr | Ni | Co | Cu | Zn | Ga | Rb | Sr | Y | Zr | Nb | |||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 11.6 | 3.62 | 1.55 | 36.3 | 6.3 | 7.60 | 4.36 | 42.6 | 20.6 | 33.1 | 114 | 803 | 17.8 | 401 | 17.1 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 7.17 | 4.09 | 1.23 | 15.8 | 3.38 | 5.00 | 4.68 | 48.8 | 24.0 | 29.5 | 139 | 479 | 16.6 | 456 | 26.7 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 10.4 | 4.52 | 1.21 | 19.8 | 5.05 | 4.70 | 2.16 | 9.70 | 28.3 | 32.7 | 127 | 887 | 15.9 | 492 | 28.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 10.1 | 4.05 | 1.18 | 24.3 | 3.48 | 6.40 | 3.30 | 36.4 | 22.6 | 34.7 | 147 | 499 | 16.5 | 433 | 25.7 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 11.2 | 4.34 | 0.85 | 25.6 | 3.50 | 6.20 | 3.06 | 10.9 | 17.1 | 32.0 | 122 | 775 | 13.4 | 475 | 26.8 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 57.9 | 4.24 | 1.25 | 25.3 | 7.25 | 6.70 | 4.63 | 43.2 | 87.8 | 38.6 | 179 | 1 053 | 32.6 | 376 | 22.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 31.4 | 3.48 | 5.68 | 62.4 | 16.6 | 10.5 | 7.67 | 20.6 | 37.8 | 30.9 | 117 | 2 290 | 19.8 | 714 | 20.6 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 67.3 | 4.52 | 2.05 | 50.5 | 24.7 | 18.2 | 28.4 | 189 | 40.3 | 33.5 | 116 | 408 | 19.2 | 319 | 17.3 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 60.8 | 6.43 | 2.02 | 36.8 | 14.3 | 14.6 | 4.62 | 70.4 | 72.0 | 37.1 | 127 | 606 | 18.8 | 396 | 29.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 48.5 | 5.15 | 1.76 | 32.7 | 16.9 | 13.3 | 5.55 | 85.3 | 85.4 | 33.8 | 124 | 522 | 17.7 | 410 | 33.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 25.6 | 8.11 | 3.47 | 33.8 | 41.4 | 16.8 | 5.93 | 5.00 | 62.5 | 28.3 | 104 | 1 343 | 23.4 | 545 | 59.8 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Cs | Ba | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | |||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 0.66 | 3 120 | 196 | 338 | 35.1 | 104 | 12.7 | 3.02 | 10.0 | 0.91 | 3.96 | 0.57 | 1.31 | 0.17 | 0.75 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 0.79 | 2 167 | 162 | 274 | 28.9 | 85 | 10.8 | 2.73 | 8.60 | 0.83 | 3.47 | 0.53 | 1.24 | 0.17 | 0.90 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 0.86 | 2 324 | 168 | 287 | 29.7 | 87 | 10.8 | 2.62 | 8.40 | 0.81 | 3.45 | 0.53 | 1.22 | 0.18 | 0.86 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 1.68 | 2 182 | 195 | 323 | 32.6 | 97 | 11.3 | 2.87 | 9.20 | 0.85 | 3.56 | 0.56 | 1.26 | 0.18 | 0.98 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 0.92 | 2 342 | 163 | 280 | 29.4 | 86 | 10.1 | 2.58 | 8.10 | 0.76 | 3.07 | 0.46 | 1.05 | 0.16 | 0.83 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 1.68 | 2 170 | 306 | 544 | 55.2 | 163 | 19.7 | 4.78 | 15.5 | 1.49 | 6.55 | 0.98 | 2.27 | 0.27 | 1.23 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 2.33 | 3 913 | 278 | 424 | 40.8 | 132 | 14.7 | 3.62 | 8.50 | 1.07 | 4.14 | 0.73 | 2.12 | 0.28 | 1.87 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 0.47 | 1 296 | 212 | 331 | 33.7 | 100 | 12.5 | 3.01 | 9.70 | 0.92 | 4.01 | 0.64 | 1.39 | 0.17 | 0.79 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 0.73 | 1 557 | 211 | 345 | 34.5 | 101 | 12.1 | 2.57 | 9.40 | 0.89 | 3.92 | 0.59 | 1.47 | 0.19 | 1.13 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 0.69 | 1 512 | 170 | 280 | 28.3 | 84 | 10.6 | 2.41 | 8.10 | 0.79 | 3.57 | 0.58 | 1.32 | 0.17 | 0.82 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 0.36 | 2 369 | 132 | 229 | 21.5 | 74 | 10.4 | 2.44 | 7.00 | 0.93 | 4.05 | 0.75 | 2.14 | 0.32 | 2.14 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | Th/Nb | Th/Yb | Ba/Th | Nb/Y | Th/La | Sm/La | La/Sm | ||||||||||||||||||||||||||||||||||||||||||||||
| Lu | Hf | Ta | Tl | Pb | Bi | Th | U | ||||||||||||||||||||||||||||||||||||||||||||||||
| LZK602-3 | 石英正 长斑岩 | 0.13 | 4.06 | 0.64 | 0.54 | 34.2 | 0.98 | 21.6 | 4.34 | 1.26 | 28.80 | 144.44 | 0.96 | 0.11 | 0.06 | 15.43 | |||||||||||||||||||||||||||||||||||||||
| LZK602-5 | 0.18 | 4.39 | 0.90 | 0.59 | 28.2 | 1.05 | 38.3 | 14.0 | 1.43 | 42.56 | 56.58 | 1.61 | 0.24 | 0.07 | 15.00 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-6 | 0.17 | 5.08 | 1.39 | 0.56 | 23.4 | 0.26 | 34.1 | 8.63 | 1.19 | 39.65 | 68.15 | 1.80 | 0.20 | 0.06 | 15.56 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-7 | 0.18 | 4.57 | 0.60 | 0.65 | 16.4 | 0.20 | 34.7 | 8.53 | 1.35 | 35.41 | 62.88 | 1.56 | 0.18 | 0.06 | 17.26 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-8 | 0.17 | 4.44 | 0.92 | 0.51 | 18.2 | 0.20 | 24.6 | 6.59 | 0.92 | 29.64 | 95.20 | 2.00 | 0.15 | 0.06 | 16.14 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-10 | 0.19 | 3.86 | 0.51 | 0.60 | 75.5 | 0.62 | 29.1 | 10.4 | 1.29 | 23.66 | 74.57 | 0.69 | 0.10 | 0.06 | 15.53 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-11 | 0.31 | 16.1 | 1.08 | 0.72 | 13.5 | 0.23 | 41.4 | 5.53 | 2.00 | 22.13 | 94.55 | 1.04 | 0.15 | 0.05 | 18.90 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-8 | 含角闪正 长斑岩 | 0.13 | 4.83 | 0.62 | 0.38 | 27.1 | 0.19 | 20.0 | 5.34 | 1.16 | 25.32 | 64.80 | 0.90 | 0.09 | 0.06 | 16.96 | |||||||||||||||||||||||||||||||||||||||
| LZK701-9 | 0.19 | 5.67 | 0.83 | 0.36 | 21.3 | 0.10 | 20.0 | 5.60 | 0.68 | 17.70 | 77.85 | 1.55 | 0.09 | 0.06 | 17.44 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-10 | 0.13 | 5.75 | 0.96 | 0.40 | 19.4 | 0.10 | 20.0 | 7.35 | 0.60 | 24.39 | 75.60 | 1.88 | 0.12 | 0.06 | 16.04 | ||||||||||||||||||||||||||||||||||||||||
| LZK602-9 | 0.33 | 16.3 | 3.31 | 0.57 | 37.2 | 0.06 | 51.0 | 17.3 | 0.85 | 23.86 | 46.45 | 2.56 | 0.39 | 0.08 | 12.66 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 主量元素含量/% | A/CNK | A/NK | |||||||||||||||||||||||||||||||||||||||||||||||||||
| SiO2 | TiO2 | Al2O3 | TFeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Na2O+ K2O | ||||||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 59.4 | 0.22 | 13.5 | 5.56 | 0.14 | 0.96 | 1.97 | 3.07 | 8.10 | 0.19 | 4.02 | 11.17 | 0.78 | 0.98 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 63.8 | 0.16 | 14.0 | 2.11 | 0.05 | 0.72 | 2.47 | 5.23 | 5.04 | 0.11 | 2.75 | 10.27 | 0.75 | 1.00 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 69.0 | 0.18 | 14.7 | 1.80 | 0.03 | 0.76 | 0.80 | 5.89 | 4.77 | 0.10 | 0.50 | 10.66 | 0.90 | 0.99 | |||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 68.1 | 0.18 | 13.9 | 2.27 | 0.04 | 0.69 | 0.75 | 6.43 | 4.31 | 0.10 | 0.67 | 10.74 | 0.84 | 0.91 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 57.9 | 0.50 | 15.4 | 3.99 | 0.11 | 3.44 | 5.01 | 5.88 | 4.10 | 0.46 | 2.11 | 9.98 | 0.66 | 1.09 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 58.5 | 0.44 | 16.2 | 4.35 | 0.17 | 1.96 | 4.45 | 5.75 | 4.58 | 0.40 | 1.95 | 10.32 | 0.72 | 1.12 | |||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 64.6 | 0.27 | 15.9 | 3.38 | 0.08 | 0.68 | 1.50 | 5.76 | 5.98 | 0.18 | 0.55 | 11.74 | 0.85 | 0.99 | |||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Li | Be | Sc | V | Cr | Ni | Co | Cu | Zn | Ga | Rb | Sr | Y | Zr | Nb | |||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 15.9 | 3.36 | 1.31 | 63.5 | 14.3 | 13.9 | 5.66 | 176 | 119 | 32.9 | 206 | 360 | 23.5 | 322 | 19.8 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 32.3 | 4.94 | 1.03 | 23.8 | 19.4 | 10.1 | 3.21 | 28.6 | 39.0 | 34.0 | 137 | 482 | 19.9 | 365 | 28.0 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 82.4 | 6.69 | 1.46 | 23.8 | 23.8 | 13.1 | 3.83 | 16.0 | 37.1 | 32.5 | 154 | 401 | 20.2 | 398 | 31.2 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 38.0 | 8.23 | 1.49 | 23.5 | 12.1 | 13.1 | 3.74 | 19.1 | 45.0 | 38.2 | 129 | 583 | 23.1 | 413 | 40.4 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 60.8 | 5.14 | 9.36 | 75.6 | 117 | 75.6 | 16.4 | 28.4 | 109 | 25.9 | 82.0 | 1 892 | 21.8 | 311 | 21.1 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 40.8 | 3.41 | 5.51 | 72.5 | 25.7 | 13.1 | 10.9 | 115 | 95.0 | 29.3 | 98.0 | 1 324 | 21.9 | 73.0 | 11.4 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 34.1 | 5.17 | 2.82 | 31.9 | 11.2 | 4.60 | 4.91 | 108 | 33.1 | 29.0 | 142 | 2 128 | 15.9 | 550 | 33.2 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Cs | Ba | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | |||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 0.59 | 2 204 | 206 | 359 | 36.8 | 109 | 13.3 | 3.12 | 10.1 | 1.00 | 4.63 | 0.71 | 1.67 | 0.23 | 1.13 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 0.55 | 1 940 | 195 | 313 | 31.4 | 92.0 | 11.6 | 2.78 | 8.90 | 0.88 | 3.88 | 0.60 | 1.52 | 0.20 | 1.08 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 0.84 | 1 471 | 139 | 231 | 24.0 | 72.0 | 9.80 | 2.31 | 7.70 | 0.83 | 3.85 | 0.63 | 1.48 | 0.20 | 0.96 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 0.46 | 1 389 | 179 | 305 | 31.6 | 93.0 | 12.4 | 2.67 | 9.60 | 0.97 | 4.60 | 0.70 | 1.72 | 0.21 | 1.24 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 0.63 | 2 869 | 150 | 259 | 26.9 | 102 | 14.4 | 3.81 | 9.50 | 1.13 | 4.58 | 0.76 | 2.06 | 0.26 | 1.60 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 0.90 | 5 460 | 184 | 282 | 26.2 | 93.0 | 12.9 | 4.14 | 8.40 | 1.04 | 4.26 | 0.73 | 1.91 | 0.24 | 1.50 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 0.81 | 3 269 | 230 | 347 | 31.0 | 98.0 | 11.1 | 2.93 | 6.70 | 0.82 | 3.14 | 0.57 | 1.62 | 0.23 | 1.54 | ||||||||||||||||||||||||||||||||||||||||
| 样品编号 | 岩性 | 微量元素含量/10-6 | Th/Nb | Th/Yb | Ba/Th | Nb/Y | Th/La | Sm/La | La/Sm | ||||||||||||||||||||||||||||||||||||||||||||||
| Lu | Hf | Ta | Tl | Pb | Bi | Th | U | ||||||||||||||||||||||||||||||||||||||||||||||||
| LZK701-11 | 正长 斑岩 | 0.18 | 4.35 | 1.53 | 0.84 | 37.2 | 0.10 | 39.3 | 11.4 | 1.98 | 34.78 | 56.08 | 0.84 | 0.19 | 0.06 | 15.49 | |||||||||||||||||||||||||||||||||||||||
| LZK701-12 | 0.15 | 4.72 | 0.89 | 0.51 | 18.5 | 0.06 | 35.1 | 8.46 | 1.25 | 32.50 | 55.27 | 1.41 | 0.18 | 0.06 | 16.81 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-13 | 0.14 | 5.61 | 2.20 | 0.46 | 17.6 | 0.07 | 37.3 | 6.34 | 1.20 | 38.85 | 39.44 | 1.54 | 0.27 | 0.07 | 14.15 | ||||||||||||||||||||||||||||||||||||||||
| LZK701-14 | 0.19 | 6.09 | 1.26 | 0.36 | 22.0 | 0.13 | 41.9 | 5.85 | 1.04 | 33.79 | 33.15 | 1.75 | 0.23 | 0.07 | 14.44 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-2 | 0.26 | 8.19 | 0.90 | 0.45 | 159 | 0.44 | 21.5 | 8.08 | 1.02 | 13.45 | 133.34 | 0.97 | 0.14 | 0.10 | 10.43 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-3 | 0.25 | 2.54 | 0.68 | 0.52 | 20.1 | 0.05 | 15.5 | 3.23 | 1.36 | 10.38 | 351.23 | 0.52 | 0.08 | 0.07 | 14.30 | ||||||||||||||||||||||||||||||||||||||||
| LZK702-4 | 0.29 | 14.0 | 1.71 | 0.60 | 29.2 | 0.13 | 46.8 | 14.6 | 1.41 | 30.35 | 69.89 | 2.09 | 0.20 | 0.05 | 20.65 | ||||||||||||||||||||||||||||||||||||||||
图3 龙宝山碱性杂岩体TAS(a)、SiO2-K2O(b)、AR-SiO2(c)和A/CNK-A/NK(d)图解
Fig.3 Plots of SiO2 versus K2O+Na2O (a), SiO2 versus K2O (b), AR versus SiO2 (c) and A/CNK versus A/NK (d) for the Longbaoshan alkaline complex
图4 龙宝山碱性杂岩体全岩主量元素哈克图解(前人已发表数据引自文献[40-41])
Fig.4 Harker diagrams for major elements of the Longbaoshan alkaline complex. Published data are from [40-41].
图5 龙宝山碱性杂岩体烧蚀量与主量元素图解(已发表数据引自文献[40-41])
Fig.5 Plots of loss on ignition (LOI) versus major contents for the Longbaoshan alkaline complex. Published data are from [40-41].
图6 龙宝山碱性杂岩体球粒陨石标准化REE配分曲线(a)和原始地幔标准化微量元素蛛网图(b)(前人已发表数据引自文献[40-41];球粒陨石、原始地幔数据来自于文献[62])
Fig.6 Chondrite-normalized REE patterns (a) and primitive mantle-normalized trace element spider diagrams (b) for the Longbaoshan alkaline complex. Published data are from [40-41]. The data of chondrite and primitive mantle are from [62].
| 样品 编号 | 主量元素含量/% | 阳离子数 | An | Ab | Or | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SiO2 | Al2O3 | FeO | CaO | Na2O | K2O | 总计 | Si | Al | Fe2+ | Ca | Na | K | |||||
| 22b5-3-1 | 64.08 | 18.58 | bdl | 0.02 | 0.42 | 15.90 | 99.00 | 11.938 | 4.079 | bdl | 0.003 | 0.153 | 3.779 | 0.10 | 3.90 | 96.00 | |
| 22b5-3-2 | 65.94 | 19.22 | 0.30 | 0.05 | 4.63 | 9.95 | 100.08 | 11.919 | 4.095 | 0.045 | 0.009 | 1.621 | 2.293 | 0.20 | 41.30 | 58.40 | |
| 22b5-3-3 | 65.59 | 18.79 | 0.33 | 0.02 | 1.31 | 15.18 | 101.22 | 11.946 | 4.034 | 0.051 | 0.004 | 0.461 | 3.528 | 0.10 | 11.50 | 88.30 | |
| 22b5-3-4 | 67.17 | 19.86 | 0.29 | 0.17 | 11.14 | 0.46 | 99.08 | 11.871 | 4.136 | 0.043 | 0.032 | 3.815 | 0.104 | 0.80 | 96.50 | 2.60 | |
| 22b5-3-5 | 68.86 | 19.21 | 0.37 | 0.02 | 11.73 | 0.18 | 100.36 | 12.005 | 3.947 | 0.054 | 0.003 | 3.964 | 0.039 | 0.10 | 98.90 | 1.00 | |
| 22b5-3-6 | 64.65 | 18.70 | 0.29 | bdl | 0.97 | 15.69 | 100.31 | 11.917 | 4.063 | 0.045 | bdl | 0.346 | 3.690 | bdl | 8.60 | 91.40 | |
| 22b5-3-7 | 63.39 | 20.09 | 0.48 | bdl | 0.41 | 15.27 | 99.63 | 11.717 | 4.376 | 0.074 | bdl | 0.147 | 3.599 | bdl | 3.90 | 96.10 | |
| 22b5-3-8 | 58.84 | 23.02 | 1.52 | 0.04 | 0.35 | 14.45 | 98.21 | 11.113 | 5.124 | 0.240 | 0.007 | 0.129 | 3.481 | 0.20 | 3.60 | 96.20 | |
| 22b5-3-9 | 64.42 | 18.85 | 0.18 | 0.03 | 0.52 | 15.90 | 99.90 | 11.915 | 4.110 | 0.028 | 0.007 | 0.186 | 3.752 | 0.20 | 4.70 | 95.10 | |
| 22b5-3-10 | 64.70 | 19.62 | 0.29 | 0.75 | 5.34 | 9.12 | 99.82 | 11.752 | 4.201 | 0.045 | 0.145 | 1.881 | 2.113 | 3.50 | 45.40 | 51.10 | |
| 22b3-2-1 | 64.16 | 18.35 | 0.46 | 0.02 | 2.57 | 12.60 | 98.15 | 11.952 | 4.029 | 0.071 | 0.005 | 0.928 | 2.994 | 0.10 | 23.60 | 76.30 | |
| 22b3-2-2 | 68.36 | 20.14 | 0.40 | 0.20 | 11.14 | 0.76 | 101.00 | 11.873 | 4.122 | 0.059 | 0.037 | 3.750 | 0.169 | 0.90 | 94.80 | 4.30 | |
| 22b3-2-3 | 67.37 | 19.48 | 0.23 | 0.10 | 8.08 | 5.09 | 100.34 | 11.937 | 4.067 | 0.034 | 0.018 | 2.777 | 1.151 | 0.50 | 70.40 | 29.20 | |
| 22b3-2-4 | 66.85 | 18.93 | 0.39 | 0.17 | 8.31 | 4.90 | 99.55 | 11.957 | 3.990 | 0.059 | 0.032 | 2.882 | 1.118 | 0.80 | 71.50 | 27.70 | |
| 22b3-2-5 | 67.72 | 19.43 | 0.37 | 0.16 | 8.19 | 4.81 | 100.67 | 11.954 | 4.042 | 0.054 | 0.030 | 2.804 | 1.083 | 0.80 | 71.60 | 27.70 | |
| 22b3-2-6 | 62.82 | 18.60 | 0.31 | 0.06 | 0.49 | 15.52 | 97.80 | 11.878 | 4.145 | 0.048 | 0.013 | 0.178 | 3.744 | 0.30 | 4.50 | 95.10 | |
| 22b3-2-7 | 62.90 | 18.42 | 0.44 | 0.04 | 0.49 | 15.66 | 97.95 | 11.889 | 4.104 | 0.069 | 0.008 | 0.181 | 3.775 | 0.20 | 4.60 | 95.20 | |
| 22b3-2-8 | 62.95 | 18.55 | 0.48 | 0.05 | 0.49 | 15.38 | 97.91 | 11.880 | 4.126 | 0.076 | 0.011 | 0.179 | 3.703 | 0.30 | 4.60 | 95.10 | |
| 22b3-2-9 | 62.85 | 18.55 | 0.46 | 0.05 | 0.53 | 15.76 | 98.20 | 11.861 | 4.126 | 0.073 | 0.010 | 0.194 | 3.795 | 0.20 | 4.80 | 94.90 | |
| 22b3-2-10 | 67.56 | 19.21 | 0.36 | 0.13 | 10.13 | 2.25 | 99.63 | 11.958 | 4.007 | 0.053 | 0.024 | 3.475 | 0.509 | 0.60 | 86.70 | 12.70 | |
| 22b3-2-11 | 67.24 | 19.24 | 0.38 | 0.09 | 10.47 | 1.93 | 99.33 | 11.930 | 4.022 | 0.056 | 0.016 | 3.600 | 0.437 | 0.40 | 88.80 | 10.80 | |
| 22b3-2-12 | 64.07 | 18.33 | 0.44 | 0.01 | 0.93 | 15.13 | 98.92 | 11.945 | 4.028 | 0.069 | 0.002 | 0.337 | 3.598 | 0.10 | 8.60 | 91.40 | |
| 702-1-1 | 64.22 | 18.72 | 0.08 | 0.02 | 0.11 | 16.53 | 99.68 | 11.891 | 4.085 | 0.012 | 0.005 | 0.039 | 3.904 | 0.10 | 1.00 | 98.90 | |
| 702-1-2 | 64.31 | 18.57 | bdl | bdl | 0.20 | 16.51 | 99.59 | 11.942 | 4.063 | bdl | bdl | 0.072 | 3.911 | bdl | 1.80 | 98.20 | |
| 702-1-3 | 65.30 | 18.92 | 0.03 | bdl | 0.03 | 16.82 | 101.11 | 11.948 | 4.080 | 0.004 | bdl | 0.012 | 3.927 | bdl | 0.30 | 99.70 | |
| 702-1-4 | 68.56 | 19.98 | 0.37 | 0.03 | 11.63 | 0.18 | 100.75 | 11.912 | 4.092 | 0.054 | 0.005 | 3.918 | 0.039 | 0.10 | 98.90 | 1.00 | |
| 702-1-5 | 68.29 | 19.60 | 0.35 | 0.03 | 11.72 | 0.18 | 100.17 | 11.939 | 4.039 | 0.051 | 0.005 | 3.974 | 0.040 | 0.10 | 98.90 | 1.00 | |
| 702-1-6 | 63.97 | 19.21 | 0.30 | 0.01 | 0.45 | 15.80 | 99.74 | 11.850 | 4.194 | 0.046 | 0.002 | 0.163 | 3.735 | 0.05 | 4.20 | 95.80 | |
| 702-1-7 | 64.68 | 18.90 | 0.56 | 0.02 | 1.05 | 15.28 | 100.49 | 11.887 | 4.094 | 0.086 | 0.004 | 0.373 | 3.582 | 0.10 | 9.40 | 90.50 | |
| 702-1-8 | 61.16 | 18.38 | 0.03 | 0.06 | 0.64 | 14.54 | 94.81 | 11.608 | 4.110 | 0.005 | 0.012 | 0.235 | 3.520 | 0.30 | 6.20 | 93.40 | |
| 702-1-9 | 64.05 | 19.24 | 0.12 | bdl | 0.82 | 14.88 | 99.11 | 11.849 | 4.195 | 0.019 | bdl | 0.293 | 3.512 | bdl | 7.70 | 92.30 | |
| 702-1-10 | 62.82 | 18.85 | 0.15 | 0.03 | 0.64 | 14.92 | 97.41 | 11.748 | 4.153 | 0.023 | 0.006 | 0.233 | 3.560 | 0.20 | 6.10 | 93.70 | |
表4 龙宝山碱性杂岩体碱性长石电子探针成分分析结果
Table 4 EMPA major element composition of alkaline feldspar from the Longbaoshan alkaline complex
| 样品 编号 | 主量元素含量/% | 阳离子数 | An | Ab | Or | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SiO2 | Al2O3 | FeO | CaO | Na2O | K2O | 总计 | Si | Al | Fe2+ | Ca | Na | K | |||||
| 22b5-3-1 | 64.08 | 18.58 | bdl | 0.02 | 0.42 | 15.90 | 99.00 | 11.938 | 4.079 | bdl | 0.003 | 0.153 | 3.779 | 0.10 | 3.90 | 96.00 | |
| 22b5-3-2 | 65.94 | 19.22 | 0.30 | 0.05 | 4.63 | 9.95 | 100.08 | 11.919 | 4.095 | 0.045 | 0.009 | 1.621 | 2.293 | 0.20 | 41.30 | 58.40 | |
| 22b5-3-3 | 65.59 | 18.79 | 0.33 | 0.02 | 1.31 | 15.18 | 101.22 | 11.946 | 4.034 | 0.051 | 0.004 | 0.461 | 3.528 | 0.10 | 11.50 | 88.30 | |
| 22b5-3-4 | 67.17 | 19.86 | 0.29 | 0.17 | 11.14 | 0.46 | 99.08 | 11.871 | 4.136 | 0.043 | 0.032 | 3.815 | 0.104 | 0.80 | 96.50 | 2.60 | |
| 22b5-3-5 | 68.86 | 19.21 | 0.37 | 0.02 | 11.73 | 0.18 | 100.36 | 12.005 | 3.947 | 0.054 | 0.003 | 3.964 | 0.039 | 0.10 | 98.90 | 1.00 | |
| 22b5-3-6 | 64.65 | 18.70 | 0.29 | bdl | 0.97 | 15.69 | 100.31 | 11.917 | 4.063 | 0.045 | bdl | 0.346 | 3.690 | bdl | 8.60 | 91.40 | |
| 22b5-3-7 | 63.39 | 20.09 | 0.48 | bdl | 0.41 | 15.27 | 99.63 | 11.717 | 4.376 | 0.074 | bdl | 0.147 | 3.599 | bdl | 3.90 | 96.10 | |
| 22b5-3-8 | 58.84 | 23.02 | 1.52 | 0.04 | 0.35 | 14.45 | 98.21 | 11.113 | 5.124 | 0.240 | 0.007 | 0.129 | 3.481 | 0.20 | 3.60 | 96.20 | |
| 22b5-3-9 | 64.42 | 18.85 | 0.18 | 0.03 | 0.52 | 15.90 | 99.90 | 11.915 | 4.110 | 0.028 | 0.007 | 0.186 | 3.752 | 0.20 | 4.70 | 95.10 | |
| 22b5-3-10 | 64.70 | 19.62 | 0.29 | 0.75 | 5.34 | 9.12 | 99.82 | 11.752 | 4.201 | 0.045 | 0.145 | 1.881 | 2.113 | 3.50 | 45.40 | 51.10 | |
| 22b3-2-1 | 64.16 | 18.35 | 0.46 | 0.02 | 2.57 | 12.60 | 98.15 | 11.952 | 4.029 | 0.071 | 0.005 | 0.928 | 2.994 | 0.10 | 23.60 | 76.30 | |
| 22b3-2-2 | 68.36 | 20.14 | 0.40 | 0.20 | 11.14 | 0.76 | 101.00 | 11.873 | 4.122 | 0.059 | 0.037 | 3.750 | 0.169 | 0.90 | 94.80 | 4.30 | |
| 22b3-2-3 | 67.37 | 19.48 | 0.23 | 0.10 | 8.08 | 5.09 | 100.34 | 11.937 | 4.067 | 0.034 | 0.018 | 2.777 | 1.151 | 0.50 | 70.40 | 29.20 | |
| 22b3-2-4 | 66.85 | 18.93 | 0.39 | 0.17 | 8.31 | 4.90 | 99.55 | 11.957 | 3.990 | 0.059 | 0.032 | 2.882 | 1.118 | 0.80 | 71.50 | 27.70 | |
| 22b3-2-5 | 67.72 | 19.43 | 0.37 | 0.16 | 8.19 | 4.81 | 100.67 | 11.954 | 4.042 | 0.054 | 0.030 | 2.804 | 1.083 | 0.80 | 71.60 | 27.70 | |
| 22b3-2-6 | 62.82 | 18.60 | 0.31 | 0.06 | 0.49 | 15.52 | 97.80 | 11.878 | 4.145 | 0.048 | 0.013 | 0.178 | 3.744 | 0.30 | 4.50 | 95.10 | |
| 22b3-2-7 | 62.90 | 18.42 | 0.44 | 0.04 | 0.49 | 15.66 | 97.95 | 11.889 | 4.104 | 0.069 | 0.008 | 0.181 | 3.775 | 0.20 | 4.60 | 95.20 | |
| 22b3-2-8 | 62.95 | 18.55 | 0.48 | 0.05 | 0.49 | 15.38 | 97.91 | 11.880 | 4.126 | 0.076 | 0.011 | 0.179 | 3.703 | 0.30 | 4.60 | 95.10 | |
| 22b3-2-9 | 62.85 | 18.55 | 0.46 | 0.05 | 0.53 | 15.76 | 98.20 | 11.861 | 4.126 | 0.073 | 0.010 | 0.194 | 3.795 | 0.20 | 4.80 | 94.90 | |
| 22b3-2-10 | 67.56 | 19.21 | 0.36 | 0.13 | 10.13 | 2.25 | 99.63 | 11.958 | 4.007 | 0.053 | 0.024 | 3.475 | 0.509 | 0.60 | 86.70 | 12.70 | |
| 22b3-2-11 | 67.24 | 19.24 | 0.38 | 0.09 | 10.47 | 1.93 | 99.33 | 11.930 | 4.022 | 0.056 | 0.016 | 3.600 | 0.437 | 0.40 | 88.80 | 10.80 | |
| 22b3-2-12 | 64.07 | 18.33 | 0.44 | 0.01 | 0.93 | 15.13 | 98.92 | 11.945 | 4.028 | 0.069 | 0.002 | 0.337 | 3.598 | 0.10 | 8.60 | 91.40 | |
| 702-1-1 | 64.22 | 18.72 | 0.08 | 0.02 | 0.11 | 16.53 | 99.68 | 11.891 | 4.085 | 0.012 | 0.005 | 0.039 | 3.904 | 0.10 | 1.00 | 98.90 | |
| 702-1-2 | 64.31 | 18.57 | bdl | bdl | 0.20 | 16.51 | 99.59 | 11.942 | 4.063 | bdl | bdl | 0.072 | 3.911 | bdl | 1.80 | 98.20 | |
| 702-1-3 | 65.30 | 18.92 | 0.03 | bdl | 0.03 | 16.82 | 101.11 | 11.948 | 4.080 | 0.004 | bdl | 0.012 | 3.927 | bdl | 0.30 | 99.70 | |
| 702-1-4 | 68.56 | 19.98 | 0.37 | 0.03 | 11.63 | 0.18 | 100.75 | 11.912 | 4.092 | 0.054 | 0.005 | 3.918 | 0.039 | 0.10 | 98.90 | 1.00 | |
| 702-1-5 | 68.29 | 19.60 | 0.35 | 0.03 | 11.72 | 0.18 | 100.17 | 11.939 | 4.039 | 0.051 | 0.005 | 3.974 | 0.040 | 0.10 | 98.90 | 1.00 | |
| 702-1-6 | 63.97 | 19.21 | 0.30 | 0.01 | 0.45 | 15.80 | 99.74 | 11.850 | 4.194 | 0.046 | 0.002 | 0.163 | 3.735 | 0.05 | 4.20 | 95.80 | |
| 702-1-7 | 64.68 | 18.90 | 0.56 | 0.02 | 1.05 | 15.28 | 100.49 | 11.887 | 4.094 | 0.086 | 0.004 | 0.373 | 3.582 | 0.10 | 9.40 | 90.50 | |
| 702-1-8 | 61.16 | 18.38 | 0.03 | 0.06 | 0.64 | 14.54 | 94.81 | 11.608 | 4.110 | 0.005 | 0.012 | 0.235 | 3.520 | 0.30 | 6.20 | 93.40 | |
| 702-1-9 | 64.05 | 19.24 | 0.12 | bdl | 0.82 | 14.88 | 99.11 | 11.849 | 4.195 | 0.019 | bdl | 0.293 | 3.512 | bdl | 7.70 | 92.30 | |
| 702-1-10 | 62.82 | 18.85 | 0.15 | 0.03 | 0.64 | 14.92 | 97.41 | 11.748 | 4.153 | 0.023 | 0.006 | 0.233 | 3.560 | 0.20 | 6.10 | 93.70 | |
图8 龙宝山碱性杂岩体长石剖面成分变化图解
Fig.8 Compositional profiles of feldspar phenocrysts from the Longbaoshan alkaline complex for electron microprobe analysis (EPMA)
| 岩性 | 测年方法 | 年龄/Ma | 数据来源 |
|---|---|---|---|
| 二长斑岩 | 全岩Rb-Sr | 129.3±4.5 | [ |
| 石英正长斑岩 | LA-ICP-MS锆石U-Pb | 129.4±0.7 | [ |
| 霓辉正长斑岩 | LA-ICP-MS锆石U-Pb | 130.1±1.7 | [ |
| 二长斑岩 | LA-ICP-MS锆石U-Pb | 129.9±0.8 | [ |
| 正长闪长玢岩 | LA-ICP-MS锆石U-Pb | 131.7±1.4 | [ |
| 角闪正长斑岩 | LA-ICP-MS锆石U-Pb | 130.1±1.0 | [ |
| 石英正长岩 | SHRIMP锆石U-Pb | 125±2.2 | [ |
| 角闪闪长岩 | LA-ICP-MS榍石U-Pb | 120±8.2 | [ |
| 石英正长斑岩 | LA-ICP-MS锆石U-Pb | 123.7±0.7 | [ |
表5 龙宝山中生代碱性杂岩体年龄数据统计表
Table 5 Summary of geochronological data showing the timing of magmatism for the Longbaoshan alkaline complex
| 岩性 | 测年方法 | 年龄/Ma | 数据来源 |
|---|---|---|---|
| 二长斑岩 | 全岩Rb-Sr | 129.3±4.5 | [ |
| 石英正长斑岩 | LA-ICP-MS锆石U-Pb | 129.4±0.7 | [ |
| 霓辉正长斑岩 | LA-ICP-MS锆石U-Pb | 130.1±1.7 | [ |
| 二长斑岩 | LA-ICP-MS锆石U-Pb | 129.9±0.8 | [ |
| 正长闪长玢岩 | LA-ICP-MS锆石U-Pb | 131.7±1.4 | [ |
| 角闪正长斑岩 | LA-ICP-MS锆石U-Pb | 130.1±1.0 | [ |
| 石英正长岩 | SHRIMP锆石U-Pb | 125±2.2 | [ |
| 角闪闪长岩 | LA-ICP-MS榍石U-Pb | 120±8.2 | [ |
| 石英正长斑岩 | LA-ICP-MS锆石U-Pb | 123.7±0.7 | [ |
图9 龙宝山碱性杂岩体烧蚀量与流体活动元素图解(已发表数据引自文献[40-42]) a—Cs-LOI图; b—Rb-LOI图;c—Ba-LOI图; d—Pb-LOI图; e—Sr-LOI图; f—(87Sr/86Sr)i-LOI图。
Fig.9 Diagram of LOI and fluid mobile elements in the Longbaoshan alkaline complex. Published data are from [40-42].
图10 龙宝山碱性杂岩体Sr-Nd同位素与SiO2图解(已发表数据引自文献[40,42]) a—(87Sr/86Sr)i-SiO2图;b—εNd(t)-SiO2图。
Fig.10 Diagram of Sr-Nd isotopes versus SiO2 for the Longbaoshan alkaline complex. Published data are from [40,42].
图11 龙宝山碱性杂岩体(87Sr/86Sr)i-εNd(t)(a)和La/Nb-Ba/Nb(b)图解(已发表数据引自文献[40-42];底图修改自文献[34,41])
Fig.11 Initial 87Sr/86Sr ratio versus εNd(t) (a) and La/Nb versus Ba/Nb (b) diagrams for the Longbaoshan alkaline complex. Published data are from [40-42]. Base map modifed after [34,41].
图12 龙宝山碱性杂岩体微量元素比值变化图解(已发表数据引自文献[40-42]) a—Rb/Sr-Ba/Rb图; b—Nb/Y-Ba/Th图;c—Th/Yb-Ba/Th图; d—Ba/Th-La/Sm图; e—Th/Yb-Ba/La图; f—Ba/Th-(87Sr/86Sr)i图。OIB—洋岛玄武岩;MORB—大洋中脊玄武岩。
Fig.12 Diagram of variations in trace element ratios for the Longbaoshan alkaline complex. Published data are from [40-42].
图13 龙宝山碱性杂岩体地球化学协变图(已发表数据引自文献[40-41])
Fig.13 Selected trace elements and bulk rare earth element concentration versus SiO2 and Dy/Yb versus Zr/Sm diagrams for the Longbaoshan alkaline complex. Published data are from [40-41].
图14 龙宝山碱性杂岩体∑REE-Ba/Th(a)和∑REE-La/Sm(b)图解(已发表数据引自文献[40-41])
Fig.14 ∑REE versus Ba/Th (a) and ∑REE versus La/Sm (b) diagrams for the Longbaoshan alkaline complex. Published data are from [40-41].
图15 龙宝山碱性杂岩体中的热液交代现象 a—钾长石发育不规则的溶蚀边界,表明钠长石化是热液交代的结果;b—稀土矿石的背散射图片,氟碳钙铈矿呈放射状集合体;c,d—稀土矿石的镜下照片,显示褐帘石发育溶蚀孔洞。Or—正长石;Ab—钠长石;Par—氟碳钙铈矿;Aln—褐帘石;Bt—黑云母;Cc—方解石。
Fig.15 Hydrothermal alteration in the Longbaoshan alkaline complex
| [1] | 付瑞鑫, 李宁波, 牛贺才, 等. 赛马碱性杂岩体的岩浆演化与稀土富集[J]. 岩石学报, 2023, 39(10): 2951-2967. |
| [2] |
BONIN B, AZZOUNI-SEKKAL A, BUSSY F, et al. Alkali-calcic and alkaline post-orogenic (PO) granite magmatism: petrologic constraints and geodynamic settings[J]. Lithos, 1998, 45(1/2/3/4): 45-70.
DOI URL |
| [3] |
LIÉGEOIS J P, NAVEZ J, HERTOGEN J, et al. Contrasting origin of post-collisional high-K calc-alkaline and shoshonitic versus alkaline and peralkaline granitoids. The use of sliding normalization[J]. Lithos, 1998, 45(1/2/3/4): 1-28.
DOI URL |
| [4] |
UPADHYAY D, RAITH M M, MEZGER K, et al. Mesoproterozoic rift-related alkaline magmatism at Elchuru, Prakasam Alkaline Province, SE India[J]. Lithos, 2006, 89(3/4): 447-477.
DOI URL |
| [5] |
JUNG S, HOFFER E, HOERNES S. Neo-Proterozoic rift-related syenites (Northern Damara Belt, Namibia): geochemical and Nd-Sr-Pb-O isotope constraints for mantle sources and petrogenesis[J]. Lithos, 2007, 96(3/4): 415-435.
DOI URL |
| [6] |
SHELLNUTT J G, ZHOU M-F. Permian, rifting related fayalite syenite in the Panxi region, SW China[J]. Lithos, 2008, 101(1/2): 54-73.
DOI URL |
| [7] | ASHWAL L, TORSVIK T, HORVÁTH P, et al. A mantle-derived origin for Mauritian trachytes[J]. Journal of Petrology, 2016, 57(9): 1645-1676. |
| [8] |
LAPORTE D, LAMBART S, SCHIANO P, et al. Experimental derivation of nepheline syenite and phonolite liquids by partial melting of upper mantle peridotites[J]. Earth and Planetary Science Letters, 2014, 404: 319-331.
DOI URL |
| [9] |
EBY G. Geochemistry and petrogenesis of nepheline syenites: Kasungu-Chipala, Ilomba, and Ulindi nepheline syenite intrusions, North Nyasa alkaline province, Malawi[J]. Journal of Petrology, 1998, 39(8): 1405-1424.
DOI URL |
| [10] |
IRVING A J, PRICE R C. Geochemistry and evolution of Iherzolite-bearing phonolitic lavas from Nigeria, Australia, East Germany and New Zealand[J]. Geochimica et Cosmochimica Acta, 1981, 45(8): 1309-1320.
DOI URL |
| [11] | HAY D E, WENDLANDT R F. The origin of Kenya rift plateau-type flood phonolites: results of high-pressure/high-temperature experiments in the systems phonolite-H2O and phonolite-H2O-CO2[J]. Journal of Geophysical Research: Solid Earth, 1995, 100(B1): 401-410. |
| [12] |
KASZUBA J P, WENDLANDT R F. Effect of carbon dioxide on dehydration melting reactions and melt compositions in the lower crust and the origin of alkaline rocks[J]. Journal of Petrology, 2000, 41(3): 363-386.
DOI URL |
| [13] |
LEGENDRE C, MAURY R C, CAROFF M, et al. Origin of exceptionally abundant phonolites on Ua Pou Island (Marquesas, French Polynesia): partial melting of basanites followed by crustal contamination[J]. Journal of Petrology, 2005, 46(9): 1925-1962.
DOI URL |
| [14] |
BEARD C D, GOODENOUGH K M, BORST A M, et al. Alkaline-silicate REE-HFSE systems[J]. Economic Geology, 2023, 118(1): 177-208.
DOI URL |
| [15] | ZHU S Z, HUANG X L, YU Y, et al. Enrichment of incompatible elements in alkaline syenites in large igneous provinces due to magma replenishment and reactive porous flow in a mush reservoir[J]. Journal of Petrology, 2023, 64(2): egad002. |
| [16] |
WU M Q, et al. The giant Baerzhe rare-earth-element-Nb-Zr-Be deposit, Inner Mongolia, China, an Early Cretaceous analogue of the Strange Lake rare-metal deposit, Quebec[J]. Geological Society, London, Special Publications, 2025, 551(1): 341-353.
DOI URL |
| [17] |
WU M Q, SAMSON I M, QIU K F, et al. Multi-stage metasomatic Zr mineralization in the world-class Baerzhe rare earth element Nb-Zr-Be deposit, China[J]. American Mineralogist, 2023, 108(2): 389-405.
DOI URL |
| [18] |
WU M Q, SAMSON I M, QIU K F, et al. Concentration mechanisms of rare earth element-Nb-Zr-Be mineralization in the Baerzhe deposit, Northeast China: insights from textural and chemical features of amphibole and rare metal minerals[J]. Economic Geology, 2021, 116(3): 651-679.
DOI URL |
| [19] |
YANG W B, NIU H C, SHAN Q, et al. Geochemistry of magmatic and hydrothermal zircon from the highly evolved Baerzhe alkaline granite: implications for Zr-REE-Nb mineralization[J]. Mineralium Deposita, 2014, 49(4): 451-470.
DOI URL |
| [20] |
MÖLLER V, WILLIAMS-JONES A E. Petrogenesis of the Nechalacho Layered Suite, Canada: magmatic evolution of a REE-Nb-rich nepheline syenite intrusion[J]. Journal of Petrology, 2016, 57(2): 229-276.
DOI URL |
| [21] |
KOGARKO L N. Ore-forming potential of alkaline magmas[J]. Lithos, 1990, 26(1/2): 167-175.
DOI URL |
| [22] |
KOGARKO L N, LAHAYE Y, BREY G P. Plume-related mantle source of super-large rare metal deposits from the Lovozero and Khibina massifs on the Kola Peninsula, eastern part of Baltic Shield: Sr, Nd and Hf isotope systematics[J]. Mineralogy and Petrology, 2010, 98(1): 197-208.
DOI URL |
| [23] | CARLSON R W, PEARSON D G, JAMES D E. Physical, chemical, and chronological characteristics of continental mantle[J]. Reviews of Geophysics, 2005, 43: 2004RG000156. |
| [24] |
KUSKY T M, POLAT A, WINDLEY B F, et al. Insights into the tectonic evolution of the North China Craton through comparative tectonic analysis: a record of outward growth of Precambrian continents[J]. Earth-Science Reviews, 2016, 162: 387-432.
DOI URL |
| [25] |
ZHAO G C, CAWOOD P A. Precambrian geology of China[J]. Precambrian Research, 2012, 222/223: 13-54.
DOI URL |
| [26] |
ZHAO G C, WILDE S A, CAWOOD P A, et al. Archean blocks and their boundaries in the North China Craton: lithological, geochemical, structural and P-T path constraints and tectonic evolution[J]. Precambrian Research, 2001, 107(1/2): 45-73.
DOI URL |
| [27] | QIU K-F, GOLDFARB R J, DENG J, et al. Chapter 35: gold deposits of the Jiaodong Peninsula, eastern China[M]// Geology of the world’s major gold deposits and provinces. Littleton: Society of Economic Geologists, 2020: 753-774. |
| [28] |
DENG J, WANG Q F. Gold mineralization in China: metallogenic provinces, deposit types and tectonic framework[J]. Gondwana Research, 2016, 36: 219-274.
DOI URL |
| [29] |
XU Y G. Thermo-tectonic destruction of the Archaean lithospheric keel beneath the Sino-Korean Craton in China: evidence, timing and mechanism[J]. Physics and Chemistry of the Earth, Part A: Solid Earth and Geodesy, 2001, 26(9/10): 747-757.
DOI URL |
| [30] | 朱日祥, 陈凌, 吴福元, 等. 华北克拉通破坏的时间, 范围与机制[J]. 中国科学: 地球科学, 2011, 41(5): 583-592. |
| [31] | 郑永飞, 徐峥, 赵子福, 等. 华北中生代镁铁质岩浆作用与克拉通减薄和破坏[J]. 中国科学: 地球科学, 2018, 48(4): 379-414. |
| [32] |
WU F-Y, YANG J-H, XU Y-G, et al. Destruction of the North China Craton in the Mesozoic[J]. Annual Review of Earth and Planetary Sciences, 2019, 47: 173-195.
DOI URL |
| [33] |
DENG J, YANG L-Q, GROVES D I, et al. An integrated mineral system model for the gold deposits of the giant Jiaodong province, Eastern China[J]. Earth-Science Reviews, 2020, 208: 103274.
DOI URL |
| [34] |
HUANG X L, ZHONG J W, XU Y G. Two tales of the continental lithospheric mantle prior to the destruction of the North China Craton: insights from Early Cretaceous mafic intrusions in western Shandong, East China[J]. Geochimica et Cosmochimica Acta, 2012, 96: 193-214.
DOI URL |
| [35] | 汤艳杰, 英基丰, 赵月鹏, 等. 华北克拉通岩石圈地幔特征与演化过程[J]. 中国科学: 地球科学, 2021, 51(9): 1489-1503. |
| [36] | CHENG L, CHENG C, WEI Z. Contrasting structural features at different boundary areas of the North China craton and its tectonic implications[J]. Advances in Earth Science, 2010, 25(6): 571. |
| [37] | 杨进辉, 许蕾, 孙金凤, 等. 华北克拉通破坏与岩浆-成矿的深部动力学过程[J]. 中国科学: 地球科学, 2021, 51(9): 1401-1419. |
| [38] |
张剑, 李三忠, 李玺瑶, 等. 鲁西地区燕山期构造变形: 古太平洋板块俯冲的构造响应[J]. 地学前缘, 2017, 24(4): 226-238.
DOI |
| [39] |
LAN J, LI D, XING N, et al. Petrogenesis of the alkaline complex in the Weishan REE deposit, Luxi block, eastern North China Craton: implications for REE mineralization[J]. Ore Geology Reviews, 2024, 167: 106005.
DOI URL |
| [40] |
LAN T G, FAN H R, HU F F, et al. Multiple crust-mantle interactions for the destruction of the North China Craton: geochemical and Sr-Nd-Pb-Hf isotopic evidence from the Longbaoshan alkaline complex[J]. Lithos, 2011, 122(1/2): 87-106.
DOI URL |
| [41] | YANG Z Y, LI S S, AN M G, et al. Petrogenesis of alkaline complex of the Longbaoshan rare earth element deposit in the Luxi block, North China Craton, China[J]. Minerals, 2022, 12(12): 1524. |
| [42] |
ZHANG H F, SUN M, ZHOU X H, et al. Geochemical constraints on the origin of Mesozoic alkaline intrusive complexes from the North China Craton and tectonic implications[J]. Lithos, 2005, 81(1/2/3/4): 297-317.
DOI URL |
| [43] |
WEI P F, LI D P, SONG Z G, et al. Petrogenesis and relationship with REE mineralization of the quartz syenite from Chishan and Longbaoshan alkaline complex, southeastern North China Craton: insights from zircon U-Pb geochronology, element, and Sr-Nd-Pb-Hf isotope geochemistry[J]. Frontiers in Earth Science, 2023, 10: 1046071.
DOI URL |
| [44] | 周伟伟. 郯庐断裂带晚中生代富碱侵入岩年代学, 岩石地球化学及其地质意义[D]. 北京: 中国地质大学(北京), 2014. |
| [45] |
ZHANG H F, SUN M, ZHOU X H, et al. Mesozoic lithosphere destruction beneath the North China Craton: evidence from major-, trace-element and Sr-Nd-Pb isotope studies of Fangcheng basalts[J]. Contributions to Mineralogy and Petrology, 2002, 144(2): 241-254.
DOI URL |
| [46] |
WANG C, LIU J C, ZHANG H D, et al. Geochronology and mineralogy of the Weishan carbonatite in Shandong Province, eastern China[J]. Geoscience Frontiers, 2019, 10(2): 769-785.
DOI URL |
| [47] | 尚振, 赵超, 支成龙, 等. 鲁西龙宝山稀土矿重稀土矿体的发现及其勘查意义[J]. 地质通报, 2024, 43(增刊1): 484-488. |
| [48] | 兰君, 刘晓, 张鹏, 等. 山东微山稀土矿床成因研究: 稀土矿物学约束[J]. 现代地质, 2025, 39(3): 612-627. |
| [49] | 王继芳, 徐然, 安茂国, 等. 山东省龙宝山地区稀土矿成矿地质特征及找矿前景分析[J]. 山东国土资源, 2020, 36(12): 1-12. |
| [50] |
YANG Z Y, WU M Q, LI S S, et al. The origin of glimmerite and its significance to rare earth element mineralization: insights from the Longbaoshan deposit in North China Craton[J]. Ore Geology Reviews, 2025, 184: 106698.
DOI URL |
| [51] | 牛树银, 胡华斌, 毛景文, 等. 鲁西地区地层(岩石)展布及其成因[J]. 地学前缘, 2003, 10(4): 371-372. |
| [52] |
GUO P, SANTOSH M, LI S R. Geodynamics of gold metallogeny in the Shandong Province, NE China: an integrated geological, geophysical and geochemical perspective[J]. Gondwana Research, 2013, 24(3/4): 1172-1202.
DOI URL |
| [53] |
QIU J S, CHING-HUA L O, MCINNES B I A, et al. Potash-rich magmatism and associated gold-copper mineralization in the Yishu deep fault zone and its vicinity, eastern China[J]. Resource Geology, 2000, 50(4): 269-280.
DOI URL |
| [54] |
DENG J, WANG C M, BAGAS L, et al. Crustal architecture and metallogenesis in the south-eastern North China Craton[J]. Earth-Science Reviews, 2018, 182: 251-272.
DOI URL |
| [55] |
LAN T G, HU R Z, CHEN Y H, et al. Generation of high-Mg diorites and associated iron mineralization within an intracontinental setting: insights from ore-barren and ore-bearing intrusions in the eastern North China Craton[J]. Gondwana Research, 2019, 72: 97-119.
DOI URL |
| [56] |
DING C W, ZHAO B C, DAI P, et al. Geochronology, geochemistry and Sr-Nd-Pb-Hf isotopes of the alkaline-carbonatite complex in the Weishan REE deposit, Luxi block: constraints on the genesis and tectonic setting of the REE mineralization[J]. Ore Geology Reviews, 2022, 147: 104996.
DOI URL |
| [57] |
ZHAO L Y, LAN T G, FAN H R, et al. Origin and mineralization processes of REE during magmatic-hydrothermal evolution: insights from in situ geochemistry of calcite from the Weishan REE deposit, eastern North China Craton[J]. Ore Geology Reviews, 2023, 162: 105676.
DOI URL |
| [58] |
LIN J, LIU Y S, YANG Y H, et al. Calibration and correction of LA-ICP-MS and LA-MC-ICP-MS analyses for element contents and isotopic ratios[J]. Solid Earth Sciences, 2016, 1(1): 5-27.
DOI URL |
| [59] |
ZHANG W, HU Z C, LIU Y S. Iso-Compass: new freeware software for isotopic data reduction of LA-MC-ICP-MS[J]. Journal of Analytical Atomic Spectrometry, 2020, 35(6): 1087-1096.
DOI URL |
| [60] |
ZHANG W, HU Z C. Estimation of isotopic reference values for pure materials and geological reference materials[J]. Atomic Spectroscopy, 2020, 41(3): 93-102.
DOI URL |
| [61] |
LI J, TANG S H, ZHU X K, et al. Production and certification of the reference material GSB 04-3258-2015 as a 143Nd/144Nd isotope ratio reference[J]. Geostandards and Geoanalytical Research, 2017, 41(2): 255-262.
DOI URL |
| [62] |
SUN S S, McDONOUGH W F. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes[J]. Geological Society, London, Special Publications, 1989, 42(1): 313-345.
DOI URL |
| [63] |
LIU Y, WEI J H, ZHANG D H, et al. Early Cretaceous Wulong intermediate-mafic dike swarms in the Liaodong Peninsula: implications for rapid lithospheric delamination of the North China Craton[J]. Lithos, 2020, 362/363: 105473.
DOI URL |
| [64] | 赛盛勋, 赵天明, 王中亮, 等. 玲珑黑云母花岗岩成因: 矿物学特征约束[J]. 岩石学报, 2016, 32(8): 2477-2493. |
| [65] |
周予茜, 时毓, 黄椿文, 等. 桂东南莲垌和古龙岩体加里东期I型花岗岩类的岩石成因及构造意义[J]. 地学前缘, 2024, 31(2): 224-248.
DOI |
| [66] |
JAHN B M, AUVRAY B, SHEN Q H, et al. Archean crustal evolution in China: the Taishan complex, and evidence for juvenile crustal addition from long-term depleted mantle[J]. Precambrian Research, 1988, 38(4): 381-403.
DOI URL |
| [67] |
JAHN B M, WU F Y, LO C H, et al. Crust-mantle interaction induced by deep subduction of the continental crust: geochemical and Sr-Nd isotopic evidence from post-collisional mafic-ultramafic intrusions of the northern Dabie complex, Central China[J]. Chemical Geology, 1999, 157(1/2): 119-146.
DOI URL |
| [68] | ELLIOTT T. Tracers of the slab[M]//Inside the subduction factory. Washington, D. C.: American Geophysical Union, 2003: 23-45. |
| [69] |
MA L T, DAI L Q, ZHENG Y F, et al. Trace elements and Li isotopes distinguish between liquid and solid phases contributing to mafic arc magmas[J]. Lithos, 2023, 454/455: 107232.
DOI URL |
| [70] |
WU H H, HUANG H, ZHANG Z C, et al. Highly differentiated trachytic magma linked with rare metal mineralization: a case study from the Shuanghekou Nb deposit, South Qinling[J]. Lithos, 2023, 438/439: 106990.
DOI URL |
| [71] |
FOLEY S F, VENTURELLI G, GREEN D H, et al. The ultrapotassic rocks: characteristics, classification, and constraints for petrogenetic models[J]. Earth-Science Reviews, 1987, 24(2): 81-134.
DOI URL |
| [72] | 徐义刚, 王强, 唐功建, 等. 弧玄武岩的成因: 进展与问题[J]. 中国科学: 地球科学, 2020, 50(12): 27. |
| [73] |
PILET S, BAKER M B, MÜNTENER O, et al. Monte Carlo simulations of metasomatic enrichment in the lithosphere and implications for the source of alkaline basalts[J]. Journal of Petrology, 2011, 52(7/8): 1415-1442.
DOI URL |
| [74] |
FOLEY S F, JACKSON S E, FRYER B J, et al. Trace element partition coefficients for clinopyroxene and phlogopite in an alkaline lamprophyre from Newfoundland by LAM-ICP-MS[J]. Geochimica et Cosmochimica Acta, 1996, 60(4): 629-638.
DOI URL |
| [75] | GREEN T H. Experimental studies of trace-element partitioning applicable to igneous petrogenesis: Sedona 16 years later[J]. Chemical Geology, 1994, 117(1/2/3/4): 0009254194901198. |
| [76] |
ZHOU Y, ZHOU J X, WANG M, et al. A genetic linkage between refertilized mantle and REE enrichment in an alkaline-silicate system: a case of nepheline syenite in the Gejiu district, SW China[J]. Lithos, 2024, 470/471: 107533.
DOI URL |
| [77] |
ZHU Y S, YANG J H, SUN J F, et al. Petrogenesis of coeval silica-saturated and silica-undersaturated alkaline rocks: mineralogical and geochemical evidence from the Saima alkaline complex, NE China[J]. Journal of Asian Earth Sciences, 2016, 117: 184-207.
DOI URL |
| [78] |
SUN H, XIAO Y L, GAO Y J, et al. Fluid and melt inclusions in the Mesozoic Fangcheng basalt from North China Craton: implications for magma evolution and fluid/melt-peridotite reaction[J]. Contributions to Mineralogy and Petrology, 2013, 165(5): 885-901.
DOI URL |
| [79] |
ZHANG H F. Transformation of lithospheric mantle through peridotite-melt reaction: a case of Sino-Korean Craton[J]. Earth and Planetary Science Letters, 2005, 237(3/4): 768-780.
DOI URL |
| [80] |
YANG W B, NIU H C, SHAN Q, et al. Geochemistry of primary-carbonate bearing K-rich igneous rocks in the Awulale Mountains, western Tianshan: implications for carbon-recycling in subduction zone[J]. Geochimica et Cosmochimica Acta, 2014, 143: 143-164.
DOI URL |
| [81] |
YANG W B, NIU H C, HOLLINGS P, et al. The role of recycled oceanic crust in the generation of alkaline A-type granites[J]. Journal of Geophysical Research: Solid Earth, 2017, 122(12): 9775-9783.
DOI URL |
| [82] |
ZHAO Z D, MO X X, DILEK Y, et al. Geochemical and Sr-Nd-Pb-O isotopic compositions of the post-collisional ultrapotassic magmatism in SW Tibet: petrogenesis and implications for India intra-continental subduction beneath southern Tibet[J]. Lithos, 2009, 113(1/2): 190-212.
DOI URL |
| [83] |
ZHANG H F, SUN M. Geochemistry of Mesozoic basalts and mafic dikes, southeastern North China Craton, and tectonic implications[J]. International Geology Review, 2002, 44(4): 370-382.
DOI URL |
| [84] | YANG D B, XU W L, PEI F P, et al. Spatial extent of the influence of the deeply subducted South China Block on the southeastern North China Block: constraints from Sr-Nd-Pb isotopes in Mesozoic mafic igneous rocks[J]. Lithos, 2012, 136/137/138/139: 246-260. |
| [85] |
YANG Q L, ZHAO Z F, ZHENG Y F. Slab-mantle interaction in continental subduction channel: geochemical evidence from Mesozoic gabbroic intrusives in southeastern North China[J]. Lithos, 2012, 155: 442-460.
DOI URL |
| [86] |
DAI F Q, ZHAO Z F, ZHENG Y F, et al. The geochemical nature of mantle sources for two types of Cretaceous basaltic rocks from Luxi and Jiaodong in east-central China[J]. Lithos, 2019, 344/345: 409-424.
DOI URL |
| [87] | 许文良, 王清海, 王冬艳, 等. 华北克拉通东部中生代岩石圈减薄的过程与机制: 中生代火成岩和深源捕虏体证据[J]. 地学前缘, 2004, 11(3): 309-317. |
| [88] |
ZHENG Y F, FU B, GONG B, et al. Stable isotope geochemistry of ultrahigh pressure metamorphic rocks from the Dabie-Sulu orogen in China: implications for geodynamics and fluid regime[J]. Earth-Science Reviews, 2003, 62(1/2): 105-161.
DOI URL |
| [89] |
XU H J, ZHANG J F, WANG Y F, et al. Late Triassic alkaline complex in the Sulu UHP terrane: implications for post-collisional magmatism and subsequent fractional crystallization[J]. Gondwana Research, 2016, 35: 390-410.
DOI URL |
| [90] |
ZHAO Z F, ZHENG Y F, ZHANG J, et al. Syn-exhumation magmatism during continental collision: evidence from alkaline intrusives of Triassic age in the Sulu orogen[J]. Chemical Geology, 2012, 328: 70-88.
DOI URL |
| [91] |
ZHU R X, XU Y G. The subduction of the West Pacific Plate and the destruction of the North China Craton[J]. Science China Earth Sciences, 2019, 62(9): 1340-1350.
DOI |
| [92] |
XIA Q K, LIU J, LIU S C, et al. High water content in Mesozoic primitive basalts of the North China Craton and implications on the destruction of cratonic mantle lithosphere[J]. Earth and Planetary Science Letters, 2013, 361: 85-97.
DOI URL |
| [93] |
LIU J G, CAI R H, PEARSON D G, et al. Thinning and destruction of the lithospheric mantle root beneath the North China Craton: a review[J]. Earth-Science Reviews, 2019, 196: 102873.
DOI URL |
| [94] |
李光洁, 陈永清, 尚志, 等. 扬子地块西缘峨山新元古代高分异I型花岗岩地球化学特征及岩石成因[J]. 地学前缘, 2024, 31(3): 20-39.
DOI |
| [95] | 赖绍聪, 杨航, 张方毅. 南秦岭早古生代碱性岩地球化学特征及其成因机制: 研究进展与展望[J]. 地质学报, 2024, 98(3): 799-828. |
| [96] |
LOUCKS R R. Distinctive composition of copper-ore-forming arcmagmas[J]. Australian Journal of Earth Sciences, 2014, 61(1): 5-16.
DOI URL |
| [97] |
CABERO M T, MECOLETA S, LÓPEZ-MORO F J. OPTIMASBA: a Microsoft Excel workbook to optimise the mass-balance modelling applied to magmatic differentiation processes and subsolidus overprints[J]. Computers & Geosciences, 2012, 42: 206-211.
DOI URL |
| [98] |
ANENBURG M, MAVROGENES J A, BENNETT V C. The fluorapatite P-REE-Th vein deposit at Nolans Bore: genesis by carbonatite metasomatism[J]. Journal of Petrology, 2020, 61: egaa003.
DOI URL |
| [99] |
WENG Q, YANG W B, NIU H C, et al. B-Sr-Nd-Pb isotopic constraints on the origin of the Maoniuping alkaline syenite-carbonatite complex, SW China[J]. Ore Geology Reviews, 2021, 135: 104193.
DOI URL |
| [100] |
SMITH M P, MOORE K, KAVECSÁNSZKI D, et al. From mantle to critical zone: a review of large and giant sized deposits of the rare earth elements[J]. Geoscience Frontiers, 2016, 7(3): 315-334.
DOI URL |
| [101] |
XUE S, LING M X, LIU Y L, et al. Recycling of subducted carbonates: formation of the Taohuala Mountain carbonatite, North China Craton[J]. Chemical Geology, 2018, 478: 89-101.
DOI URL |
| [102] | 吴鸣谦, 马甲栋, 邓军, 等. 巴尔哲锆-铌-铍-稀土矿床成矿精细过程研究[J]. 岩石学报, 2024, 40(6): 1817-1836. |
| [103] | 李厚民, 李立兴, 李以科, 等. 内蒙古白云鄂博铁-铌-稀土矿床矿化蚀变矿物组合及流体组成[J]. 现代地质, 2024, 38(1): 13-24. |
| [104] |
冯婷婷, 蔡诗柔, 张振杰. 基于知识图谱的碳酸岩型稀土矿成矿要素挖掘[J]. 地学前缘, 2025, 32(4): 262-279.
DOI |
| [105] |
ZHANG D H, QIU K F, BEARD C D, et al. Amphiboles of the rare earth element-rich Baerzhe peralkaline granite, Northeast China: recorders of fluoride-silicate melt immiscibility and rare metal enrichment[J]. Economic Geology, 2025, 120(2): 475-497.
DOI URL |
| [106] |
QIU K F, YU H C, WU M Q, et al. Discrete Zr and REE mineralization of the Baerzhe rare-metal deposit, China[J]. American Mineralogist, 2019, 104(10): 1487-1502.
DOI URL |
| [107] |
HAWKESWORTH C. Mantle and slab contribution in arc magmas[J]. Annual Review of Earth and Planetary Sciences, 1993, 21: 175-204.
DOI URL |
| [108] |
HAWKESWORTH C J, TURNER S P, MCDERMOTT F, et al. U-Th isotopes in arc magmas: implications for element transfer from the subducted crust[J]. Science, 1997, 276(5312): 551-555.
PMID |
| [109] |
GRIFFIN W L, BEGG G C, O’REILLY S Y. Continental-root control on the genesis of magmatic ore deposits[J]. Nature Geoscience, 2013, 6(11): 905-910.
DOI |
| [110] |
HOU Z Q, LIU Y, TIAN S H, et al. Formation of carbonatite-related giant rare-earth-element deposits by the recycling of marine sediments[J]. Scientific Reports, 2015, 5: 10231.
DOI PMID |
| [111] | QIU K F, DENG J, LI S S, et al. Roles and perspectives of A- and I-type magmas in rare earth element and gold mineralization[J]. GSA Bulletin, 2023, 136(3/4): 1238-1250. |
| [112] | SALTERS V J M, STRACKE A. Composition of the depleted mantle[J]. Geochemistry, Geophysics, Geosystems, 2004, 5(5): 2003GC000597. |
| [113] |
PLANK T, LANGMUIR C H. The chemical composition of subducting sediment and its consequences for the crust and mantle[J]. Chemical Geology, 1998, 145(3/4): 325-394.
DOI URL |
| [114] |
KATO Y, FUJINAGA K, NAKAMURA K, et al. Deep-sea mud in the Pacific Ocean as a potential resource for rare-earth elements[J]. Nature Geoscience, 2011, 4(8): 535-539.
DOI |
| [115] | 张东, 杨武斌, 牛贺才. 钠交代作用对碱性花岗岩体系中稀土富集成矿的贡献[J]. 岩石学报, 2024, 40(3): 864-872. |
| [116] | 马甲栋, 吴鸣谦, 刁习, 等. 钠化和赤铁矿化蚀变对Zr和Nb-Be-REE矿化的指示意义: 以内蒙古巴尔哲矿床为例[J]. 岩石学报, 2023, 39(2): 432-444. |
| [117] |
HÖVELMANN J, PUTNIS A, GEISLER T, et al. The replacement of plagioclase feldspars by albite: observations from hydrothermal experiments[J]. Contributions to Mineralogy and Petrology, 2010, 159(1): 43-59.
DOI URL |
| [118] | 徐晶晶, 李林, 杨小男. 稀土元素对褐帘石晶体结构的精细影响研究[J]. 现代地质, 2025, 39(3): 704-714. |
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