Earth Science Frontiers ›› 2021, Vol. 28 ›› Issue (4): 283-298.DOI: 10.13745/j.esf.sf.2020.7.7
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ZHANG Xiaoxu(), SU Shangguo*(
), LIU Meiyu, WANG Weizhu
Received:
2019-12-10
Revised:
2020-06-11
Online:
2021-07-25
Published:
2021-07-25
Contact:
SU Shangguo
CLC Number:
ZHANG Xiaoxu, SU Shangguo, LIU Meiyu, WANG Weizhu. Characteristics and tectonic significance of the early Paleozoic syenite granite from Jinchuan, Gansu Province[J]. Earth Science Frontiers, 2021, 28(4): 283-298.
分析点 | wB/10-6 | | 同位素年龄及误差/Ma | 同位素比值及误差 | 误差 相关 系数 | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Th | U | | ±% | | ±% | | ±% | | ±% | | ±% | |||||||||
1 | 2 243 | 1 810 | 0.83 | 431.0 | 4.8 | 431.0 | 4.9 | 431.4 | 5.6 | 0.530 | 2.5 | 0.069 14 | 1.2 | 0.46 | ||||||
2 | 1 695 | 1 240 | 0.76 | 421.8 | 4.9 | 421.7 | 5.0 | 420.6 | 5.6 | 0.515 | 2.3 | 0.067 62 | 1.2 | 0.53 | ||||||
3 | 1 963 | 1 129 | 0.59 | 432.3 | 4.8 | 433.0 | 4.9 | 434.0 | 5.4 | 0.518 | 1.5 | 0.069 37 | 1.2 | 0.76 | ||||||
4 | 1 003 | 552 | 0.57 | 415.3 | 5.6 | 417.6 | 5.6 | 417.1 | 6.1 | 0.464 | 11.3 | 0.066 54 | 1.4 | 0.12 | ||||||
5 | 428 | 339 | 0.82 | 416.2 | 5.1 | 416.1 | 5.2 | 417.3 | 5.9 | 0.509 | 2.5 | 0.066 70 | 1.3 | 0.52 | ||||||
6 | 405 | 202 | 0.51 | 428.1 | 6.2 | 426.4 | 6.2 | 426.1 | 6.7 | 0.556 | 3.7 | 0.068 67 | 1.5 | 0.40 | ||||||
7 | 1 949 | 1 482 | 0.79 | 428.1 | 5.2 | 428.4 | 5.2 | 426.5 | 6.2 | 0.518 | 3.8 | 0.068 66 | 1.3 | 0.33 | ||||||
8 | 1 467 | 970 | 0.68 | 419.4 | 5.0 | 419.0 | 5.1 | 419.2 | 5.7 | 0.518 | 2.4 | 0.067 22 | 1.2 | 0.51 | ||||||
9 | 1 704 | 922 | 0.56 | 424.4 | 4.9 | 425.1 | 4.9 | 423.7 | 5.5 | 0.506 | 3.7 | 0.068 04 | 1.2 | 0.32 | ||||||
10 | 1 251 | 1 177 | 0.97 | 425.6 | 5.2 | 428.2 | 5.0 | 426.3 | 6.7 | 0.472 | 7.8 | 0.068 24 | 1.3 | 0.16 | ||||||
11 | 2 166 | 2 490 | 1.19 | 432.8 | 4.9 | 432.7 | 4.9 | 433.8 | 6.2 | 0.533 | 3.4 | 0.069 44 | 1.2 | 0.35 | ||||||
12 | 3 667 | 5 325 | 1.50 | 432.3 | 4.9 | 432.3 | 5.0 | 435.4 | 6.6 | 0.531 | 1.4 | 0.069 36 | 1.2 | 0.84 | ||||||
13 | 733 | 473 | 0.67 | 427.3 | 6.8 | 429.3 | 6.9 | 426.8 | 7.8 | 0.486 | 4.0 | 0.068 52 | 1.6 | 0.41 | ||||||
14 | 1 291 | 970 | 0.78 | 422.2 | 5.2 | 422.2 | 5.2 | 422.0 | 5.9 | 0.517 | 2.5 | 0.067 69 | 1.3 | 0.51 | ||||||
15 | 773 | 716 | 0.96 | 424.8 | 5.2 | 425.2 | 5.2 | 425.8 | 6.2 | 0.513 | 2.2 | 0.068 12 | 1.3 | 0.59 | ||||||
16 | 2 209 | 2 079 | 0.97 | 427.2 | 5.1 | 428.0 | 4.9 | 432.2 | 6.5 | 0.508 | 6.2 | 0.068 52 | 1.2 | 0.20 | ||||||
17 | 3 175 | 1 063 | 0.35 | 425.7 | 4.7 | 425.6 | 4.8 | 425.4 | 5.0 | 0.523 | 1.4 | 0.068 27 | 1.1 | 0.81 |
Table 1 Results of SHRIMP zircon U-Pb analysis of the Jinchuan syenite granite
分析点 | wB/10-6 | | 同位素年龄及误差/Ma | 同位素比值及误差 | 误差 相关 系数 | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Th | U | | ±% | | ±% | | ±% | | ±% | | ±% | |||||||||
1 | 2 243 | 1 810 | 0.83 | 431.0 | 4.8 | 431.0 | 4.9 | 431.4 | 5.6 | 0.530 | 2.5 | 0.069 14 | 1.2 | 0.46 | ||||||
2 | 1 695 | 1 240 | 0.76 | 421.8 | 4.9 | 421.7 | 5.0 | 420.6 | 5.6 | 0.515 | 2.3 | 0.067 62 | 1.2 | 0.53 | ||||||
3 | 1 963 | 1 129 | 0.59 | 432.3 | 4.8 | 433.0 | 4.9 | 434.0 | 5.4 | 0.518 | 1.5 | 0.069 37 | 1.2 | 0.76 | ||||||
4 | 1 003 | 552 | 0.57 | 415.3 | 5.6 | 417.6 | 5.6 | 417.1 | 6.1 | 0.464 | 11.3 | 0.066 54 | 1.4 | 0.12 | ||||||
5 | 428 | 339 | 0.82 | 416.2 | 5.1 | 416.1 | 5.2 | 417.3 | 5.9 | 0.509 | 2.5 | 0.066 70 | 1.3 | 0.52 | ||||||
6 | 405 | 202 | 0.51 | 428.1 | 6.2 | 426.4 | 6.2 | 426.1 | 6.7 | 0.556 | 3.7 | 0.068 67 | 1.5 | 0.40 | ||||||
7 | 1 949 | 1 482 | 0.79 | 428.1 | 5.2 | 428.4 | 5.2 | 426.5 | 6.2 | 0.518 | 3.8 | 0.068 66 | 1.3 | 0.33 | ||||||
8 | 1 467 | 970 | 0.68 | 419.4 | 5.0 | 419.0 | 5.1 | 419.2 | 5.7 | 0.518 | 2.4 | 0.067 22 | 1.2 | 0.51 | ||||||
9 | 1 704 | 922 | 0.56 | 424.4 | 4.9 | 425.1 | 4.9 | 423.7 | 5.5 | 0.506 | 3.7 | 0.068 04 | 1.2 | 0.32 | ||||||
10 | 1 251 | 1 177 | 0.97 | 425.6 | 5.2 | 428.2 | 5.0 | 426.3 | 6.7 | 0.472 | 7.8 | 0.068 24 | 1.3 | 0.16 | ||||||
11 | 2 166 | 2 490 | 1.19 | 432.8 | 4.9 | 432.7 | 4.9 | 433.8 | 6.2 | 0.533 | 3.4 | 0.069 44 | 1.2 | 0.35 | ||||||
12 | 3 667 | 5 325 | 1.50 | 432.3 | 4.9 | 432.3 | 5.0 | 435.4 | 6.6 | 0.531 | 1.4 | 0.069 36 | 1.2 | 0.84 | ||||||
13 | 733 | 473 | 0.67 | 427.3 | 6.8 | 429.3 | 6.9 | 426.8 | 7.8 | 0.486 | 4.0 | 0.068 52 | 1.6 | 0.41 | ||||||
14 | 1 291 | 970 | 0.78 | 422.2 | 5.2 | 422.2 | 5.2 | 422.0 | 5.9 | 0.517 | 2.5 | 0.067 69 | 1.3 | 0.51 | ||||||
15 | 773 | 716 | 0.96 | 424.8 | 5.2 | 425.2 | 5.2 | 425.8 | 6.2 | 0.513 | 2.2 | 0.068 12 | 1.3 | 0.59 | ||||||
16 | 2 209 | 2 079 | 0.97 | 427.2 | 5.1 | 428.0 | 4.9 | 432.2 | 6.5 | 0.508 | 6.2 | 0.068 52 | 1.2 | 0.20 | ||||||
17 | 3 175 | 1 063 | 0.35 | 425.7 | 4.7 | 425.6 | 4.8 | 425.4 | 5.0 | 0.523 | 1.4 | 0.068 27 | 1.1 | 0.81 |
样号 | wB/% | AR | A/NK | TZr/℃ | wB/10-6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SiO2 | TiO2 | Al2O3 | Fe2O3 | FeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Total | FeOT | Rb | Sr | Ba | Y | Zr | |||||||||||||||||||||||||||||||||||||||||||
160905-1-1 | 66.71 | 0.52 | 13.77 | 1.74 | 1.05 | 0.07 | 1.36 | 2.18 | 3.35 | 6.65 | 0.23 | 2.00 | 99.64 | 2.62 | 2.45 | 1.08 | 893 | 404.35 | 375.02 | 1 922 | 33.73 | 726 | |||||||||||||||||||||||||||||||||||||||
160905-5-1 | 69.26 | 0.40 | 14.30 | 1.01 | 1.08 | 0.04 | 0.95 | 1.14 | 3.49 | 6.56 | 0.16 | 1.31 | 99.70 | 1.99 | 2.65 | 1.11 | 882 | 265.81 | 327.74 | 1 725 | 22.98 | 506 | |||||||||||||||||||||||||||||||||||||||
160905-6-1 | 68.03 | 0.41 | 14.20 | 1.08 | 1.38 | 0.04 | 0.93 | 1.52 | 3.23 | 6.78 | 0.20 | 1.85 | 99.66 | 2.36 | 2.40 | 1.12 | 903 | 262.69 | 311.47 | 1 990 | 32.05 | 664 | |||||||||||||||||||||||||||||||||||||||
160905-7-1 | 69.5 | 0.44 | 14.31 | 1.78 | 0.18 | 0.02 | 0.45 | 1.12 | 3.17 | 6.97 | 0.18 | 1.54 | 99.67 | 1.79 | 2.40 | 1.12 | 892 | 286.88 | 325.65 | 1 787 | 26.33 | 549 | |||||||||||||||||||||||||||||||||||||||
160905-9-1 | 67.56 | 0.40 | 14.13 | 1.12 | 1.32 | 0.06 | 1.11 | 1.71 | 2.97 | 7.15 | 0.16 | 1.96 | 99.62 | 2.32 | 2.20 | 1.12 | 886 | 289.49 | 332.09 | 2 099 | 25.96 | 590 | |||||||||||||||||||||||||||||||||||||||
L6 | 67.58 | 0.34 | 13.99 | 1.18 | 1.15 | 0.04 | 0.70 | 2.07 | 3.40 | 6.98 | 0.13 | 1.80 | 99.36 | 2.21 | 2.47 | 1.06 | 1 009 | 277.61 | 288.43 | 1 968 | 22.96 | 1 968 | |||||||||||||||||||||||||||||||||||||||
L15 | 67.49 | 0.43 | 13.96 | 1.30 | 1.03 | 0.03 | 1.09 | 1.73 | 3.08 | 7.35 | 0.17 | 1.80 | 99.46 | 2.20 | 2.29 | 1.07 | 1 014 | 297.88 | 278.37 | 1 907 | 23.28 | 1 907 | |||||||||||||||||||||||||||||||||||||||
X3 | 68.09 | 0.41 | 13.63 | 1.30 | 1.01 | 0.05 | 0.87 | 1.90 | 3.17 | 7.16 | 0.14 | 1.87 | 99.59 | 2.23 | 2.38 | 1.05 | 878 | 339.00 | 290.00 | 2 162 | 23.70 | 608 | |||||||||||||||||||||||||||||||||||||||
X7 | 70.05 | 0.41 | 14.20 | 1.42 | 0.62 | 0.02 | 0.56 | 0.64 | 3.50 | 7.18 | 0.17 | 0.88 | 99.65 | 1.92 | 2.79 | 1.05 | 890 | 357.00 | 281.00 | 2 038 | 21.20 | 541 | |||||||||||||||||||||||||||||||||||||||
X13 | 69.60 | 0.42 | 14.04 | 1.34 | 1.02 | 0.03 | 0.85 | 0.65 | 3.44 | 7.12 | 0.17 | 0.98 | 99.60 | 2.26 | 2.76 | 1.05 | 895 | 319.00 | 296.00 | 2 072 | 23.90 | 567 | |||||||||||||||||||||||||||||||||||||||
样号 | wB/10-6 | δEu | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Hf | Nb | Ta | Th | U | Ga | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | ΣREE | |||||||||||||||||||||||||||||||||||||||||
160905-1-1 | 25.92 | 50.77 | 4.30 | 96.06 | 9.00 | 30.96 | 104.81 | 232.68 | 30.47 | 109.15 | 17.98 | 3.04 | 14.54 | 1.77 | 7.24 | 1.12 | 3.26 | 0.41 | 2.54 | 0.39 | 529.40 | 0.56 | |||||||||||||||||||||||||||||||||||||||
160905-5-1 | 19.01 | 38.44 | 16.58 | 78.68 | 7.44 | 28.95 | 75.06 | 165.26 | 21.20 | 77.23 | 12.36 | 2.25 | 9.90 | 1.21 | 4.78 | 0.74 | 2.16 | 0.28 | 1.71 | 0.27 | 374.41 | 0.60 | |||||||||||||||||||||||||||||||||||||||
160905-6-1 | 24.35 | 55.71 | 4.73 | 101.57 | 11.20 | 27.83 | 98.03 | 214.42 | 27.38 | 96.75 | 16.03 | 2.94 | 12.89 | 1.62 | 6.56 | 1.04 | 3.09 | 0.40 | 2.51 | 0.38 | 484.04 | 0.61 | |||||||||||||||||||||||||||||||||||||||
160905-7-1 | 20.88 | 46.07 | 3.92 | 90.85 | 12.69 | 27.60 | 83.42 | 178.82 | 23.39 | 82.61 | 13.61 | 2.43 | 10.87 | 1.36 | 5.54 | 0.86 | 2.53 | 0.33 | 2.06 | 0.3 | 408.12 | 0.59 | |||||||||||||||||||||||||||||||||||||||
160905-9-1 | 22.45 | 40.17 | 3.43 | 102.07 | 12.43 | 26.44 | 100.8 | 208.80 | 26.80 | 92.06 | 14.44 | 2.77 | 11.54 | 1.43 | 5.70 | 0.87 | 2.62 | 0.35 | 2.14 | 0.34 | 470.65 | 0.63 | |||||||||||||||||||||||||||||||||||||||
L6 | 22.96 | 40.43 | 3.03 | 97.93 | 9.09 | 76.26 | 167.88 | 19.72 | 69.80 | 12.20 | 2.40 | 9.22 | 1.21 | 5.03 | 0.85 | 2.36 | 0.29 | 1.82 | 0.29 | 369.33 | 0.66 | ||||||||||||||||||||||||||||||||||||||||
L15 | 23.28 | 37.78 | 2.86 | 96.58 | 11.40 | 98.38 | 209.27 | 23.96 | 83.80 | 13.8 | 2.41 | 10.11 | 1.35 | 5.51 | 0.85 | 2.45 | 0.32 | 1.81 | 0.3 | 454.32 | 0.60 | ||||||||||||||||||||||||||||||||||||||||
X3 | 19.39 | 58.90 | 4.22 | 105.95 | 15.76 | 85.91 | 173.23 | 18.54 | 66.98 | 11.09 | 1.75 | 6.90 | 0.94 | 4.55 | 0.79 | 2.04 | 0.26 | 1.62 | 0.26 | 374.86 | 0.57 | ||||||||||||||||||||||||||||||||||||||||
X7 | 15.32 | 36.60 | 2.84 | 98.38 | 11.07 | 89.18 | 180.55 | 20.10 | 72.63 | 11.63 | 1.72 | 7.58 | 1.00 | 4.47 | 0.76 | 2.05 | 0.27 | 1.62 | 0.25 | 393.81 | 0.53 | ||||||||||||||||||||||||||||||||||||||||
X13 | 16.14 | 39.10 | 2.93 | 100.68 | 9.78 | 99.56 | 197.62 | 21.32 | 76.63 | 12.52 | 1.82 | 7.51 | 1.08 | 4.92 | 0.84 | 2.18 | 0.28 | 1.73 | 0.26 | 428.27 | 0.53 |
Table 2 Major and trace elemental contents of the Jinchuan syenite granite
样号 | wB/% | AR | A/NK | TZr/℃ | wB/10-6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SiO2 | TiO2 | Al2O3 | Fe2O3 | FeO | MnO | MgO | CaO | Na2O | K2O | P2O5 | LOI | Total | FeOT | Rb | Sr | Ba | Y | Zr | |||||||||||||||||||||||||||||||||||||||||||
160905-1-1 | 66.71 | 0.52 | 13.77 | 1.74 | 1.05 | 0.07 | 1.36 | 2.18 | 3.35 | 6.65 | 0.23 | 2.00 | 99.64 | 2.62 | 2.45 | 1.08 | 893 | 404.35 | 375.02 | 1 922 | 33.73 | 726 | |||||||||||||||||||||||||||||||||||||||
160905-5-1 | 69.26 | 0.40 | 14.30 | 1.01 | 1.08 | 0.04 | 0.95 | 1.14 | 3.49 | 6.56 | 0.16 | 1.31 | 99.70 | 1.99 | 2.65 | 1.11 | 882 | 265.81 | 327.74 | 1 725 | 22.98 | 506 | |||||||||||||||||||||||||||||||||||||||
160905-6-1 | 68.03 | 0.41 | 14.20 | 1.08 | 1.38 | 0.04 | 0.93 | 1.52 | 3.23 | 6.78 | 0.20 | 1.85 | 99.66 | 2.36 | 2.40 | 1.12 | 903 | 262.69 | 311.47 | 1 990 | 32.05 | 664 | |||||||||||||||||||||||||||||||||||||||
160905-7-1 | 69.5 | 0.44 | 14.31 | 1.78 | 0.18 | 0.02 | 0.45 | 1.12 | 3.17 | 6.97 | 0.18 | 1.54 | 99.67 | 1.79 | 2.40 | 1.12 | 892 | 286.88 | 325.65 | 1 787 | 26.33 | 549 | |||||||||||||||||||||||||||||||||||||||
160905-9-1 | 67.56 | 0.40 | 14.13 | 1.12 | 1.32 | 0.06 | 1.11 | 1.71 | 2.97 | 7.15 | 0.16 | 1.96 | 99.62 | 2.32 | 2.20 | 1.12 | 886 | 289.49 | 332.09 | 2 099 | 25.96 | 590 | |||||||||||||||||||||||||||||||||||||||
L6 | 67.58 | 0.34 | 13.99 | 1.18 | 1.15 | 0.04 | 0.70 | 2.07 | 3.40 | 6.98 | 0.13 | 1.80 | 99.36 | 2.21 | 2.47 | 1.06 | 1 009 | 277.61 | 288.43 | 1 968 | 22.96 | 1 968 | |||||||||||||||||||||||||||||||||||||||
L15 | 67.49 | 0.43 | 13.96 | 1.30 | 1.03 | 0.03 | 1.09 | 1.73 | 3.08 | 7.35 | 0.17 | 1.80 | 99.46 | 2.20 | 2.29 | 1.07 | 1 014 | 297.88 | 278.37 | 1 907 | 23.28 | 1 907 | |||||||||||||||||||||||||||||||||||||||
X3 | 68.09 | 0.41 | 13.63 | 1.30 | 1.01 | 0.05 | 0.87 | 1.90 | 3.17 | 7.16 | 0.14 | 1.87 | 99.59 | 2.23 | 2.38 | 1.05 | 878 | 339.00 | 290.00 | 2 162 | 23.70 | 608 | |||||||||||||||||||||||||||||||||||||||
X7 | 70.05 | 0.41 | 14.20 | 1.42 | 0.62 | 0.02 | 0.56 | 0.64 | 3.50 | 7.18 | 0.17 | 0.88 | 99.65 | 1.92 | 2.79 | 1.05 | 890 | 357.00 | 281.00 | 2 038 | 21.20 | 541 | |||||||||||||||||||||||||||||||||||||||
X13 | 69.60 | 0.42 | 14.04 | 1.34 | 1.02 | 0.03 | 0.85 | 0.65 | 3.44 | 7.12 | 0.17 | 0.98 | 99.60 | 2.26 | 2.76 | 1.05 | 895 | 319.00 | 296.00 | 2 072 | 23.90 | 567 | |||||||||||||||||||||||||||||||||||||||
样号 | wB/10-6 | δEu | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Hf | Nb | Ta | Th | U | Ga | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | ΣREE | |||||||||||||||||||||||||||||||||||||||||
160905-1-1 | 25.92 | 50.77 | 4.30 | 96.06 | 9.00 | 30.96 | 104.81 | 232.68 | 30.47 | 109.15 | 17.98 | 3.04 | 14.54 | 1.77 | 7.24 | 1.12 | 3.26 | 0.41 | 2.54 | 0.39 | 529.40 | 0.56 | |||||||||||||||||||||||||||||||||||||||
160905-5-1 | 19.01 | 38.44 | 16.58 | 78.68 | 7.44 | 28.95 | 75.06 | 165.26 | 21.20 | 77.23 | 12.36 | 2.25 | 9.90 | 1.21 | 4.78 | 0.74 | 2.16 | 0.28 | 1.71 | 0.27 | 374.41 | 0.60 | |||||||||||||||||||||||||||||||||||||||
160905-6-1 | 24.35 | 55.71 | 4.73 | 101.57 | 11.20 | 27.83 | 98.03 | 214.42 | 27.38 | 96.75 | 16.03 | 2.94 | 12.89 | 1.62 | 6.56 | 1.04 | 3.09 | 0.40 | 2.51 | 0.38 | 484.04 | 0.61 | |||||||||||||||||||||||||||||||||||||||
160905-7-1 | 20.88 | 46.07 | 3.92 | 90.85 | 12.69 | 27.60 | 83.42 | 178.82 | 23.39 | 82.61 | 13.61 | 2.43 | 10.87 | 1.36 | 5.54 | 0.86 | 2.53 | 0.33 | 2.06 | 0.3 | 408.12 | 0.59 | |||||||||||||||||||||||||||||||||||||||
160905-9-1 | 22.45 | 40.17 | 3.43 | 102.07 | 12.43 | 26.44 | 100.8 | 208.80 | 26.80 | 92.06 | 14.44 | 2.77 | 11.54 | 1.43 | 5.70 | 0.87 | 2.62 | 0.35 | 2.14 | 0.34 | 470.65 | 0.63 | |||||||||||||||||||||||||||||||||||||||
L6 | 22.96 | 40.43 | 3.03 | 97.93 | 9.09 | 76.26 | 167.88 | 19.72 | 69.80 | 12.20 | 2.40 | 9.22 | 1.21 | 5.03 | 0.85 | 2.36 | 0.29 | 1.82 | 0.29 | 369.33 | 0.66 | ||||||||||||||||||||||||||||||||||||||||
L15 | 23.28 | 37.78 | 2.86 | 96.58 | 11.40 | 98.38 | 209.27 | 23.96 | 83.80 | 13.8 | 2.41 | 10.11 | 1.35 | 5.51 | 0.85 | 2.45 | 0.32 | 1.81 | 0.3 | 454.32 | 0.60 | ||||||||||||||||||||||||||||||||||||||||
X3 | 19.39 | 58.90 | 4.22 | 105.95 | 15.76 | 85.91 | 173.23 | 18.54 | 66.98 | 11.09 | 1.75 | 6.90 | 0.94 | 4.55 | 0.79 | 2.04 | 0.26 | 1.62 | 0.26 | 374.86 | 0.57 | ||||||||||||||||||||||||||||||||||||||||
X7 | 15.32 | 36.60 | 2.84 | 98.38 | 11.07 | 89.18 | 180.55 | 20.10 | 72.63 | 11.63 | 1.72 | 7.58 | 1.00 | 4.47 | 0.76 | 2.05 | 0.27 | 1.62 | 0.25 | 393.81 | 0.53 | ||||||||||||||||||||||||||||||||||||||||
X13 | 16.14 | 39.10 | 2.93 | 100.68 | 9.78 | 99.56 | 197.62 | 21.32 | 76.63 | 12.52 | 1.82 | 7.51 | 1.08 | 4.92 | 0.84 | 2.18 | 0.28 | 1.73 | 0.26 | 428.27 | 0.53 |
Fig.7 Primitive mantle-normalized trace element spider diagram and chondrite-normalized REE patterns for the Jinchuan syenite granite and dolerite dykes. Dolerite data from [36]; standardized data from [37].
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