现代地质 ›› 2024, Vol. 38 ›› Issue (04): 959-976.DOI: 10.19657/j.geoscience.1000-8527.2024.0959
张德富1,2(), 王先广1,3(
), 何涛4, 曹明轩5, 吕婷婷6, 龚良信4, 徐进4
出版日期:
2024-08-10
发布日期:
2024-10-16
通信作者:
王先广,男,教授,博士生导师,1962年出生,主要从事矿床勘查研究。Email:352252655@qq.com。作者简介:
张德富,男,博士研究生,1989年出生,主要从事稀土矿床勘查研究。Email:zhangdefu@jxyy.edu.cn。
基金资助:
ZHANG Defu1,2(), WANG Xianguang1,3(
), HE Tao4, CAO Mingxuan5, LÜ Tingting6, GONG Liangxin4, XU Jin4
Published:
2024-08-10
Online:
2024-10-16
摘要:
前人对燕山期重稀土赋矿母岩研究较多,加里东期赋矿母岩报道较少。本文对加里东期赣南孙屋岩体黑云母二长花岗岩开展岩石地球化学、锆石U-Pb年代学、Lu-Hf同位素及Sr-Nd同位素研究,并对其稀土含矿性进行探讨。孙屋岩体SiO2含量为69.70%~73.00%,K2O/Na2O值为1.38~2.20,A/CNK值1.20~1.67,属于高硅高钾钙碱性-钾玄S型花岗岩。轻稀土相对富集((La/Yb)N=6.78~10.38),中等负铕异常(δEu=0.43~0.63)。两件花岗岩锆石206Pb/238U加权平均年龄为(451±3.8) Ma和(461±5.6) Ma,属中奥陶世。锆石Hf同位素地壳模式年龄(
中图分类号:
张德富, 王先广, 何涛, 曹明轩, 吕婷婷, 龚良信, 徐进. 赣南加里东期重稀土矿赋矿母岩岩石成因及地质意义[J]. 现代地质, 2024, 38(04): 959-976.
ZHANG Defu, WANG Xianguang, HE Tao, CAO Mingxuan, LÜ Tingting, GONG Liangxin, XU Jin. Petrogenesis and Geological Significance of the Caledonian Heavy Rare Earth Ore Parent Rock in Southern Jiangxi Province[J]. Geoscience, 2024, 38(04): 959-976.
图1 赣南花岗岩分布图((a),据文献[32]修改)和孙屋岩体地质简图((b),据江西省地质局修改)
Fig.1 Granite distribution map of Southern Jiangxi Province ((a) modified from ref.[32]), and geologic map of Sunwu pluton in Southern Jiangxi Province (modified from ref. ①)
图2 孙屋岩体手标本和镜下显微照片 (a)野外手标本;(b)(c)(d)(e)显微镜下特征(单偏光);(f)显微镜下特征(正交偏光);(g)(h)(i)扫描电镜镜下特征(BSE);Ap.磷灰石;Bt.黑云母;Mns.独居石;Pl.斜长石;Pth.条纹长石;Qtz.石英;Tho.钍石;Xtm.磷钇矿;Zr.锆石
Fig.2 Hand specimen of Sunwu pluton and its microscopic photographs
样品号 | SiO2 | Al2O3 | CaO | TFeO | K2O | MgO | MnO | Na2O | K2O+Na2O | K2O/Na2O | P2O5 | TiO2 | Mg# | A/NK | A/CNK | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SW-1 | 72.83 | 13.57 | 0.40 | 2.56 | 4.97 | 0.82 | 0.07 | 2.96 | 7.94 | 1.68 | 0.16 | 0.38 | 36.48 | 1.32 | 1.28 | |||||||||||||||||||||||||||
SW-2 | 72.07 | 13.95 | 0.43 | 3.01 | 4.44 | 0.99 | 0.05 | 3.21 | 7.65 | 1.38 | 0.17 | 0.43 | 36.94 | 1.38 | 1.33 | |||||||||||||||||||||||||||
SW-3 | 72.06 | 14.03 | 0.37 | 2.55 | 5.27 | 0.84 | 0.08 | 2.74 | 8.01 | 1.92 | 0.20 | 0.37 | 37.05 | 1.37 | 1.35 | |||||||||||||||||||||||||||
SW-4 | 72.63 | 13.61 | 0.37 | 2.60 | 4.82 | 0.84 | 0.07 | 3.09 | 7.91 | 1.56 | 0.17 | 0.36 | 36.54 | 1.32 | 1.29 | |||||||||||||||||||||||||||
SW-5 | 73.00 | 13.49 | 0.31 | 2.34 | 5.27 | 0.72 | 0.06 | 2.84 | 8.10 | 1.86 | 0.16 | 0.32 | 35.56 | 1.30 | 1.28 | |||||||||||||||||||||||||||
SW-6 | 72.80 | 13.76 | 0.29 | 2.24 | 5.54 | 0.68 | 0.07 | 2.52 | 8.07 | 2.20 | 0.18 | 0.33 | 35.11 | 1.36 | 1.34 | |||||||||||||||||||||||||||
SW-7 | 71.82 | 13.92 | 0.35 | 2.60 | 5.03 | 0.84 | 0.07 | 3.03 | 8.05 | 1.66 | 0.17 | 0.37 | 36.43 | 1.34 | 1.31 | |||||||||||||||||||||||||||
SW-8 | 69.97 | 14.75 | 0.41 | 3.47 | 4.87 | 1.04 | 0.04 | 2.52 | 7.39 | 1.93 | 0.22 | 0.55 | 34.82 | 1.57 | 1.53 | |||||||||||||||||||||||||||
SW-9 | 70.00 | 14.72 | 0.41 | 3.47 | 4.91 | 1.08 | 0.04 | 2.52 | 7.43 | 1.95 | 0.22 | 0.55 | 35.68 | 1.56 | 1.52 | |||||||||||||||||||||||||||
SW-10 | 69.90 | 14.57 | 0.41 | 3.37 | 4.63 | 1.76 | 0.05 | 2.91 | 7.54 | 1.59 | 0.21 | 0.51 | 48.21 | 1.49 | 1.45 | |||||||||||||||||||||||||||
SW-11 | 72.13 | 14.28 | 1.10 | 1.70 | 5.00 | 0.53 | 0.04 | 3.13 | 8.13 | 1.60 | 0.14 | 0.21 | 35.72 | 1.35 | 1.20 | |||||||||||||||||||||||||||
SW-12 | 69.14 | 14.88 | 0.42 | 3.66 | 4.90 | 1.4 | 0.06 | 2.80 | 7.70 | 1.75 | 0.22 | 0.55 | 40.20 | 1.67 | 1.67 | |||||||||||||||||||||||||||
SW-13 | 69.91 | 14.48 | 1.20 | 3.41 | 4.53 | 0.98 | 0.07 | 3.00 | 7.53 | 1.51 | 0.21 | 0.51 | 33.87 | 1.47 | 1.26 | |||||||||||||||||||||||||||
样品号 | DI | R1 | R2 | A/MF | C/MF | LOI | TZr(℃) | Co | Cr | Cs | Ga | Ni | Sr | Rb | Ba | |||||||||||||||||||||||||||
SW-1 | 90.2 | 2637 | 355 | 3.91 | 0.21 | 1.30 | 839 | 4.71 | 12.8 | 5.89 | 18.0 | 4.68 | 88.4 | 229 | 561 | |||||||||||||||||||||||||||
SW-2 | 88.56 | 2617 | 375 | 3.4 | 0.19 | 1.35 | 838 | 6.14 | 13.7 | 6.90 | 18.0 | 5.68 | 94.1 | 213 | 522 | |||||||||||||||||||||||||||
SW-3 | 89.79 | 2599 | 362 | 3.99 | 0.19 | 1.42 | 837 | 3.16 | 12.9 | 7.06 | 17.6 | 3.94 | 74.3 | 238 | 576 | |||||||||||||||||||||||||||
SW-4 | 90.19 | 2617 | 354 | 3.85 | 0.19 | 1.25 | 783 | 4.51 | 12.5 | 5.66 | 17.5 | 4.94 | 91.9 | 222 | 590 | |||||||||||||||||||||||||||
SW-5 | 91.23 | 2633 | 339 | 4.34 | 0.18 | 1.20 | 838 | 4.59 | 14.7 | 6.04 | 17.3 | 3.84 | 91.0 | 243 | 639 | |||||||||||||||||||||||||||
SW-6 | 91.06 | 2670 | 340 | 4.68 | 0.18 | 1.27 | 834 | 5.92 | 11.4 | 7.23 | 17.5 | 3.77 | 73.2 | 256 | 652 | |||||||||||||||||||||||||||
SW-7 | 90.04 | 2545 | 359 | 3.94 | 0.18 | 1.45 | 804 | 5.08 | 11.5 | 6.27 | 18.4 | 4.81 | 92.4 | 238 | 615 | |||||||||||||||||||||||||||
SW-8 | 86.37 | 2640 | 394 | 3.33 | 0.17 | 1.69 | 778 | 6.30 | 13.0 | 5.06 | 18.75 | 5.70 | 89.5 | 255 | 642 | |||||||||||||||||||||||||||
样品号 | DI | R1 | R2 | A/MF | C/MF | LOI | TZr(℃) | Co | Cr | Cs | Ga | Ni | Sr | Rb | Ba | |||||||||||||||||||||||||||
SW-9 | 86.36 | 2630 | 395 | 3.24 | 0.16 | 1.73 | 815 | 6.50 | 8.0 | 4.95 | 18.35 | 5.50 | 101.0 | 241 | 621 | |||||||||||||||||||||||||||
SW-10 | 85.29 | 2539 | 425 | 2.34 | 0.12 | 1.76 | 806 | 6.40 | 8.0 | 5.20 | 18.55 | 5.80 | 106.0 | 216 | 569 | |||||||||||||||||||||||||||
SW-11 | 89.60 | 2542 | 428 | 6.28 | 0.86 | 1.03 | 789 | 2.50 | 8.0 | 12.85 | 16.95 | 2.90 | 124.5 | 257 | 384 | |||||||||||||||||||||||||||
SW-12 | 83.82 | 2454 | 412 | 2.74 | 0.14 | 1.82 | 807 | 6.90 | 4.0 | 3.77 | 19.35 | 6.00 | 147.0 | 218 | 641 | |||||||||||||||||||||||||||
SW-13 | 84.75 | 2531 | 471 | 3.40 | 0.52 | 1.41 | 799 | 6.30 | 8.0 | 6.05 | 18.20 | 5.30 | 89.5 | 214 | 626 | |||||||||||||||||||||||||||
样品号 | Th | U | Nb | Ta | Hf | Zr | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | |||||||||||||||||||||||||||
SW-1 | 22.40 | 6.85 | 22.9 | 2.57 | 5.95 | 159 | 42.1 | 86.8 | 9.85 | 36.0 | 7.32 | 1.20 | 6.31 | 0.99 | 5.86 | |||||||||||||||||||||||||||
SW-2 | 20.10 | 7.00 | 24.2 | 3.03 | 4.24 | 105 | 33.6 | 75.3 | 8.13 | 29.4 | 6.12 | 1.04 | 5.99 | 0.92 | 5.59 | |||||||||||||||||||||||||||
SW-3 | 22.50 | 8.68 | 23.6 | 2.81 | 6.28 | 162 | 38.9 | 79.0 | 9.20 | 33.0 | 6.49 | 1.11 | 5.88 | 0.90 | 5.53 | |||||||||||||||||||||||||||
SW-4 | 23.50 | 7.48 | 22.6 | 2.66 | 6.11 | 153 | 31.1 | 61.4 | 7.07 | 24.4 | 5.19 | 0.72 | 5.01 | 0.79 | 4.80 | |||||||||||||||||||||||||||
SW-5 | 22.60 | 6.69 | 20.3 | 2.65 | 5.76 | 149 | 42.8 | 86.4 | 10.35 | 36.6 | 7.36 | 1.14 | 6.63 | 1.04 | 6.10 | |||||||||||||||||||||||||||
SW-6 | 22.60 | 14.30 | 22.4 | 2.90 | 6.32 | 154 | 32.8 | 63.5 | 7.97 | 29.0 | 6.09 | 1.25 | 6.00 | 0.93 | 5.84 | |||||||||||||||||||||||||||
SW-7 | 24.10 | 9.46 | 22.7 | 2.76 | 6.25 | 162 | 43.4 | 86.6 | 10.00 | 35.9 | 7.33 | 1.13 | 6.76 | 1.10 | 6.09 | |||||||||||||||||||||||||||
SW-8 | 21.00 | 5.61 | 22.5 | 2.60 | 6.30 | 235 | 37.0 | 67.4 | 8.32 | 30.2 | 5.91 | 1.08 | 5.57 | 0.92 | 5.16 | |||||||||||||||||||||||||||
SW-9 | 18.45 | 5.32 | 21.9 | 2.60 | 6.10 | 227 | 36.9 | 79.2 | 8.95 | 32.4 | 6.98 | 1.11 | 6.72 | 1.18 | 6.94 | |||||||||||||||||||||||||||
SW-10 | 19.45 | 6.08 | 21.4 | 2.30 | 5.70 | 222 | 43.1 | 79.2 | 10.10 | 36.3 | 7.42 | 1.13 | 6.71 | 1.09 | 6.20 | |||||||||||||||||||||||||||
SW-11 | 19.70 | 16.70 | 16.3 | 2.40 | 4.00 | 127 | 42.6 | 79.7 | 9.85 | 35.9 | 7.10 | 1.16 | 6.44 | 1.05 | 5.93 | |||||||||||||||||||||||||||
SW-12 | 20.10 | 3.63 | 22.8 | 2.40 | 6.10 | 231 | 38.6 | 72.7 | 9.08 | 32.9 | 7.05 | 1.15 | 6.86 | 1.22 | 7.18 | |||||||||||||||||||||||||||
SW-13 | 14.50 | 4.03 | 21.8 | 2.20 | 5.60 | 213 | 44.7 | 82.7 | 10.60 | 37.1 | 7.46 | 1.17 | 7.13 | 1.14 | 6.50 | |||||||||||||||||||||||||||
样品号 | Ho | Er | Tm | Yb | Lu | Y | ΣLREE | ΣHREY | ΣREY | ΣLREE/ΣHREY | (La/Yb)N | δEu | ||||||||||||||||||||||||||||||
SW-1 | 1.14 | 3.34 | 0.49 | 3.16 | 0.50 | 32.9 | 183.27 | 237.96 | 54.69 | 4.35 | 9.56 | 0.54 | ||||||||||||||||||||||||||||||
SW-2 | 1.08 | 3.15 | 0.48 | 3.00 | 0.47 | 30.8 | 153.59 | 205.07 | 51.48 | 3.98 | 8.03 | 0.53 | ||||||||||||||||||||||||||||||
SW-3 | 1.06 | 3.08 | 0.44 | 2.92 | 0.44 | 30.6 | 167.70 | 218.55 | 50.85 | 4.30 | 9.56 | 0.55 | ||||||||||||||||||||||||||||||
SW-4 | 0.85 | 2.36 | 0.34 | 2.15 | 0.33 | 25.8 | 129.88 | 172.31 | 42.43 | 4.06 | 10.38 | 0.43 | ||||||||||||||||||||||||||||||
SW-5 | 1.18 | 3.36 | 0.51 | 3.35 | 0.50 | 34.3 | 184.65 | 241.62 | 56.97 | 4.24 | 9.16 | 0.50 | ||||||||||||||||||||||||||||||
SW-6 | 1.14 | 3.37 | 0.51 | 3.47 | 0.54 | 33.3 | 140.61 | 195.71 | 55.10 | 3.55 | 6.78 | 0.63 | ||||||||||||||||||||||||||||||
SW-7 | 1.14 | 3.34 | 0.51 | 3.33 | 0.53 | 29.2 | 184.40 | 236.39 | 51.99 | 4.55 | 9.36 | 0.49 | ||||||||||||||||||||||||||||||
SW-8 | 0.97 | 2.85 | 0.44 | 2.78 | 0.43 | 25.1 | 149.88 | 194.08 | 44.20 | 4.39 | 9.53 | 0.58 | ||||||||||||||||||||||||||||||
SW-9 | 1.33 | 3.99 | 0.63 | 4.16 | 0.66 | 33.6 | 165.50 | 224.76 | 59.26 | 3.79 | 6.36 | 0.49 | ||||||||||||||||||||||||||||||
SW-10 | 1.17 | 3.44 | 0.53 | 3.43 | 0.55 | 29.2 | 177.29 | 229.62 | 52.33 | 4.39 | 9.02 | 0.49 | ||||||||||||||||||||||||||||||
SW-11 | 1.14 | 3.34 | 0.51 | 3.30 | 0.53 | 28.5 | 176.33 | 227.09 | 50.76 | 4.47 | 9.27 | 0.52 | ||||||||||||||||||||||||||||||
SW-12 | 1.40 | 4.21 | 0.68 | 4.46 | 0.72 | 35.1 | 161.51 | 223.32 | 61.81 | 3.61 | 6.20 | 0.51 | ||||||||||||||||||||||||||||||
SW-13 | 1.21 | 3.64 | 0.56 | 3.64 | 0.58 | 30.9 | 183.75 | 239.03 | 55.28 | 4.32 | 8.81 | 0.49 |
表1 孙屋岩体主量(%)、稀土和微量元素(10-6)分析结果
Table 1 Analysis results of main content(%), rare earth and trace elements(10-6) in Sunwu pluton
样品号 | SiO2 | Al2O3 | CaO | TFeO | K2O | MgO | MnO | Na2O | K2O+Na2O | K2O/Na2O | P2O5 | TiO2 | Mg# | A/NK | A/CNK | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SW-1 | 72.83 | 13.57 | 0.40 | 2.56 | 4.97 | 0.82 | 0.07 | 2.96 | 7.94 | 1.68 | 0.16 | 0.38 | 36.48 | 1.32 | 1.28 | |||||||||||||||||||||||||||
SW-2 | 72.07 | 13.95 | 0.43 | 3.01 | 4.44 | 0.99 | 0.05 | 3.21 | 7.65 | 1.38 | 0.17 | 0.43 | 36.94 | 1.38 | 1.33 | |||||||||||||||||||||||||||
SW-3 | 72.06 | 14.03 | 0.37 | 2.55 | 5.27 | 0.84 | 0.08 | 2.74 | 8.01 | 1.92 | 0.20 | 0.37 | 37.05 | 1.37 | 1.35 | |||||||||||||||||||||||||||
SW-4 | 72.63 | 13.61 | 0.37 | 2.60 | 4.82 | 0.84 | 0.07 | 3.09 | 7.91 | 1.56 | 0.17 | 0.36 | 36.54 | 1.32 | 1.29 | |||||||||||||||||||||||||||
SW-5 | 73.00 | 13.49 | 0.31 | 2.34 | 5.27 | 0.72 | 0.06 | 2.84 | 8.10 | 1.86 | 0.16 | 0.32 | 35.56 | 1.30 | 1.28 | |||||||||||||||||||||||||||
SW-6 | 72.80 | 13.76 | 0.29 | 2.24 | 5.54 | 0.68 | 0.07 | 2.52 | 8.07 | 2.20 | 0.18 | 0.33 | 35.11 | 1.36 | 1.34 | |||||||||||||||||||||||||||
SW-7 | 71.82 | 13.92 | 0.35 | 2.60 | 5.03 | 0.84 | 0.07 | 3.03 | 8.05 | 1.66 | 0.17 | 0.37 | 36.43 | 1.34 | 1.31 | |||||||||||||||||||||||||||
SW-8 | 69.97 | 14.75 | 0.41 | 3.47 | 4.87 | 1.04 | 0.04 | 2.52 | 7.39 | 1.93 | 0.22 | 0.55 | 34.82 | 1.57 | 1.53 | |||||||||||||||||||||||||||
SW-9 | 70.00 | 14.72 | 0.41 | 3.47 | 4.91 | 1.08 | 0.04 | 2.52 | 7.43 | 1.95 | 0.22 | 0.55 | 35.68 | 1.56 | 1.52 | |||||||||||||||||||||||||||
SW-10 | 69.90 | 14.57 | 0.41 | 3.37 | 4.63 | 1.76 | 0.05 | 2.91 | 7.54 | 1.59 | 0.21 | 0.51 | 48.21 | 1.49 | 1.45 | |||||||||||||||||||||||||||
SW-11 | 72.13 | 14.28 | 1.10 | 1.70 | 5.00 | 0.53 | 0.04 | 3.13 | 8.13 | 1.60 | 0.14 | 0.21 | 35.72 | 1.35 | 1.20 | |||||||||||||||||||||||||||
SW-12 | 69.14 | 14.88 | 0.42 | 3.66 | 4.90 | 1.4 | 0.06 | 2.80 | 7.70 | 1.75 | 0.22 | 0.55 | 40.20 | 1.67 | 1.67 | |||||||||||||||||||||||||||
SW-13 | 69.91 | 14.48 | 1.20 | 3.41 | 4.53 | 0.98 | 0.07 | 3.00 | 7.53 | 1.51 | 0.21 | 0.51 | 33.87 | 1.47 | 1.26 | |||||||||||||||||||||||||||
样品号 | DI | R1 | R2 | A/MF | C/MF | LOI | TZr(℃) | Co | Cr | Cs | Ga | Ni | Sr | Rb | Ba | |||||||||||||||||||||||||||
SW-1 | 90.2 | 2637 | 355 | 3.91 | 0.21 | 1.30 | 839 | 4.71 | 12.8 | 5.89 | 18.0 | 4.68 | 88.4 | 229 | 561 | |||||||||||||||||||||||||||
SW-2 | 88.56 | 2617 | 375 | 3.4 | 0.19 | 1.35 | 838 | 6.14 | 13.7 | 6.90 | 18.0 | 5.68 | 94.1 | 213 | 522 | |||||||||||||||||||||||||||
SW-3 | 89.79 | 2599 | 362 | 3.99 | 0.19 | 1.42 | 837 | 3.16 | 12.9 | 7.06 | 17.6 | 3.94 | 74.3 | 238 | 576 | |||||||||||||||||||||||||||
SW-4 | 90.19 | 2617 | 354 | 3.85 | 0.19 | 1.25 | 783 | 4.51 | 12.5 | 5.66 | 17.5 | 4.94 | 91.9 | 222 | 590 | |||||||||||||||||||||||||||
SW-5 | 91.23 | 2633 | 339 | 4.34 | 0.18 | 1.20 | 838 | 4.59 | 14.7 | 6.04 | 17.3 | 3.84 | 91.0 | 243 | 639 | |||||||||||||||||||||||||||
SW-6 | 91.06 | 2670 | 340 | 4.68 | 0.18 | 1.27 | 834 | 5.92 | 11.4 | 7.23 | 17.5 | 3.77 | 73.2 | 256 | 652 | |||||||||||||||||||||||||||
SW-7 | 90.04 | 2545 | 359 | 3.94 | 0.18 | 1.45 | 804 | 5.08 | 11.5 | 6.27 | 18.4 | 4.81 | 92.4 | 238 | 615 | |||||||||||||||||||||||||||
SW-8 | 86.37 | 2640 | 394 | 3.33 | 0.17 | 1.69 | 778 | 6.30 | 13.0 | 5.06 | 18.75 | 5.70 | 89.5 | 255 | 642 | |||||||||||||||||||||||||||
样品号 | DI | R1 | R2 | A/MF | C/MF | LOI | TZr(℃) | Co | Cr | Cs | Ga | Ni | Sr | Rb | Ba | |||||||||||||||||||||||||||
SW-9 | 86.36 | 2630 | 395 | 3.24 | 0.16 | 1.73 | 815 | 6.50 | 8.0 | 4.95 | 18.35 | 5.50 | 101.0 | 241 | 621 | |||||||||||||||||||||||||||
SW-10 | 85.29 | 2539 | 425 | 2.34 | 0.12 | 1.76 | 806 | 6.40 | 8.0 | 5.20 | 18.55 | 5.80 | 106.0 | 216 | 569 | |||||||||||||||||||||||||||
SW-11 | 89.60 | 2542 | 428 | 6.28 | 0.86 | 1.03 | 789 | 2.50 | 8.0 | 12.85 | 16.95 | 2.90 | 124.5 | 257 | 384 | |||||||||||||||||||||||||||
SW-12 | 83.82 | 2454 | 412 | 2.74 | 0.14 | 1.82 | 807 | 6.90 | 4.0 | 3.77 | 19.35 | 6.00 | 147.0 | 218 | 641 | |||||||||||||||||||||||||||
SW-13 | 84.75 | 2531 | 471 | 3.40 | 0.52 | 1.41 | 799 | 6.30 | 8.0 | 6.05 | 18.20 | 5.30 | 89.5 | 214 | 626 | |||||||||||||||||||||||||||
样品号 | Th | U | Nb | Ta | Hf | Zr | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | |||||||||||||||||||||||||||
SW-1 | 22.40 | 6.85 | 22.9 | 2.57 | 5.95 | 159 | 42.1 | 86.8 | 9.85 | 36.0 | 7.32 | 1.20 | 6.31 | 0.99 | 5.86 | |||||||||||||||||||||||||||
SW-2 | 20.10 | 7.00 | 24.2 | 3.03 | 4.24 | 105 | 33.6 | 75.3 | 8.13 | 29.4 | 6.12 | 1.04 | 5.99 | 0.92 | 5.59 | |||||||||||||||||||||||||||
SW-3 | 22.50 | 8.68 | 23.6 | 2.81 | 6.28 | 162 | 38.9 | 79.0 | 9.20 | 33.0 | 6.49 | 1.11 | 5.88 | 0.90 | 5.53 | |||||||||||||||||||||||||||
SW-4 | 23.50 | 7.48 | 22.6 | 2.66 | 6.11 | 153 | 31.1 | 61.4 | 7.07 | 24.4 | 5.19 | 0.72 | 5.01 | 0.79 | 4.80 | |||||||||||||||||||||||||||
SW-5 | 22.60 | 6.69 | 20.3 | 2.65 | 5.76 | 149 | 42.8 | 86.4 | 10.35 | 36.6 | 7.36 | 1.14 | 6.63 | 1.04 | 6.10 | |||||||||||||||||||||||||||
SW-6 | 22.60 | 14.30 | 22.4 | 2.90 | 6.32 | 154 | 32.8 | 63.5 | 7.97 | 29.0 | 6.09 | 1.25 | 6.00 | 0.93 | 5.84 | |||||||||||||||||||||||||||
SW-7 | 24.10 | 9.46 | 22.7 | 2.76 | 6.25 | 162 | 43.4 | 86.6 | 10.00 | 35.9 | 7.33 | 1.13 | 6.76 | 1.10 | 6.09 | |||||||||||||||||||||||||||
SW-8 | 21.00 | 5.61 | 22.5 | 2.60 | 6.30 | 235 | 37.0 | 67.4 | 8.32 | 30.2 | 5.91 | 1.08 | 5.57 | 0.92 | 5.16 | |||||||||||||||||||||||||||
SW-9 | 18.45 | 5.32 | 21.9 | 2.60 | 6.10 | 227 | 36.9 | 79.2 | 8.95 | 32.4 | 6.98 | 1.11 | 6.72 | 1.18 | 6.94 | |||||||||||||||||||||||||||
SW-10 | 19.45 | 6.08 | 21.4 | 2.30 | 5.70 | 222 | 43.1 | 79.2 | 10.10 | 36.3 | 7.42 | 1.13 | 6.71 | 1.09 | 6.20 | |||||||||||||||||||||||||||
SW-11 | 19.70 | 16.70 | 16.3 | 2.40 | 4.00 | 127 | 42.6 | 79.7 | 9.85 | 35.9 | 7.10 | 1.16 | 6.44 | 1.05 | 5.93 | |||||||||||||||||||||||||||
SW-12 | 20.10 | 3.63 | 22.8 | 2.40 | 6.10 | 231 | 38.6 | 72.7 | 9.08 | 32.9 | 7.05 | 1.15 | 6.86 | 1.22 | 7.18 | |||||||||||||||||||||||||||
SW-13 | 14.50 | 4.03 | 21.8 | 2.20 | 5.60 | 213 | 44.7 | 82.7 | 10.60 | 37.1 | 7.46 | 1.17 | 7.13 | 1.14 | 6.50 | |||||||||||||||||||||||||||
样品号 | Ho | Er | Tm | Yb | Lu | Y | ΣLREE | ΣHREY | ΣREY | ΣLREE/ΣHREY | (La/Yb)N | δEu | ||||||||||||||||||||||||||||||
SW-1 | 1.14 | 3.34 | 0.49 | 3.16 | 0.50 | 32.9 | 183.27 | 237.96 | 54.69 | 4.35 | 9.56 | 0.54 | ||||||||||||||||||||||||||||||
SW-2 | 1.08 | 3.15 | 0.48 | 3.00 | 0.47 | 30.8 | 153.59 | 205.07 | 51.48 | 3.98 | 8.03 | 0.53 | ||||||||||||||||||||||||||||||
SW-3 | 1.06 | 3.08 | 0.44 | 2.92 | 0.44 | 30.6 | 167.70 | 218.55 | 50.85 | 4.30 | 9.56 | 0.55 | ||||||||||||||||||||||||||||||
SW-4 | 0.85 | 2.36 | 0.34 | 2.15 | 0.33 | 25.8 | 129.88 | 172.31 | 42.43 | 4.06 | 10.38 | 0.43 | ||||||||||||||||||||||||||||||
SW-5 | 1.18 | 3.36 | 0.51 | 3.35 | 0.50 | 34.3 | 184.65 | 241.62 | 56.97 | 4.24 | 9.16 | 0.50 | ||||||||||||||||||||||||||||||
SW-6 | 1.14 | 3.37 | 0.51 | 3.47 | 0.54 | 33.3 | 140.61 | 195.71 | 55.10 | 3.55 | 6.78 | 0.63 | ||||||||||||||||||||||||||||||
SW-7 | 1.14 | 3.34 | 0.51 | 3.33 | 0.53 | 29.2 | 184.40 | 236.39 | 51.99 | 4.55 | 9.36 | 0.49 | ||||||||||||||||||||||||||||||
SW-8 | 0.97 | 2.85 | 0.44 | 2.78 | 0.43 | 25.1 | 149.88 | 194.08 | 44.20 | 4.39 | 9.53 | 0.58 | ||||||||||||||||||||||||||||||
SW-9 | 1.33 | 3.99 | 0.63 | 4.16 | 0.66 | 33.6 | 165.50 | 224.76 | 59.26 | 3.79 | 6.36 | 0.49 | ||||||||||||||||||||||||||||||
SW-10 | 1.17 | 3.44 | 0.53 | 3.43 | 0.55 | 29.2 | 177.29 | 229.62 | 52.33 | 4.39 | 9.02 | 0.49 | ||||||||||||||||||||||||||||||
SW-11 | 1.14 | 3.34 | 0.51 | 3.30 | 0.53 | 28.5 | 176.33 | 227.09 | 50.76 | 4.47 | 9.27 | 0.52 | ||||||||||||||||||||||||||||||
SW-12 | 1.40 | 4.21 | 0.68 | 4.46 | 0.72 | 35.1 | 161.51 | 223.32 | 61.81 | 3.61 | 6.20 | 0.51 | ||||||||||||||||||||||||||||||
SW-13 | 1.21 | 3.64 | 0.56 | 3.64 | 0.58 | 30.9 | 183.75 | 239.03 | 55.28 | 4.32 | 8.81 | 0.49 |
图3 孙屋岩体岩石分类图解 (a)TAS花岗岩分类图解(底图据文献[37]);(b)SiO2-K2O图解(底图据文献[38-39]);(c)A/CNK-A/NK图解(底图据文献[40]);(d)Yb-Sr图解(底图据文献[41])(华南加里东期S型花岗岩数据源于文献[23,42⇓⇓⇓-46],下文同)
Fig.3 Rock classification diagrams of Sunwu pluton
图4 孙屋岩体球粒陨石标准化稀土元素配分模式图(a)和微量元素原始地幔标准化蛛网图(b)(标准化数值据文献[47],灰色部分示华南加里东期S型花岗岩,数据同图3)
Fig.4 Chondrite-normalized rare earth element (a) and primitive-mantle-normalized trace clement (b) for samples of Sunwu pluton (normalizing values after ref.[47])
测点号 | 元素含量(10-6) | Th/U | 同位素比值 | 年龄(Ma) | 谐和度 (%) | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pb | Th | U | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | ||||||||||
XFC-01 | 57 | 306 | 646 | 0.47 | 0.0567 | 0.0014 | 0.5702 | 0.0139 | 0.0725 | 0.0009 | 480 | 49.1 | 458 | 9.0 | 451 | 6 | 98 | |||||||
XFC-02 | 58 | 394 | 537 | 0.73 | 0.0605 | 0.0014 | 0.6159 | 0.0142 | 0.0734 | 0.0010 | 620 | 50.8 | 487 | 8.9 | 457 | 6 | 93 | |||||||
XFC-03 | 64 | 345 | 717 | 0.48 | 0.0584 | 0.0013 | 0.5910 | 0.0129 | 0.0729 | 0.0009 | 543 | 48.1 | 472 | 8.2 | 454 | 5 | 96 | |||||||
XFC-04 | 23 | 144 | 241 | 0.60 | 0.0565 | 0.0017 | 0.5789 | 0.0181 | 0.0739 | 0.0011 | 472 | 36.1 | 464 | 11.7 | 459 | 6 | 99 | |||||||
XFC-05 | 78 | 423 | 866 | 0.49 | 0.0579 | 0.0011 | 0.5715 | 0.0121 | 0.0710 | 0.0009 | 524 | 44.4 | 459 | 7.8 | 442 | 5 | 96 | |||||||
XFC-06 | 39 | 199 | 440 | 0.45 | 0.0587 | 0.0015 | 0.6021 | 0.0145 | 0.0743 | 0.0009 | 567 | 57.4 | 479 | 9.2 | 462 | 5 | 96 | |||||||
XFC-07 | 80 | 416 | 944 | 0.44 | 0.0574 | 0.0012 | 0.5802 | 0.0119 | 0.0729 | 0.0009 | 509 | 46.3 | 465 | 7.6 | 453 | 6 | 97 | |||||||
XFC-08 | 57 | 393 | 523 | 0.75 | 0.0569 | 0.0012 | 0.5819 | 0.0136 | 0.0735 | 0.0010 | 487 | 46.3 | 466 | 8.8 | 457 | 6 | 98 | |||||||
XFC-09 | 30 | 182 | 303 | 0.60 | 0.0579 | 0.0017 | 0.6010 | 0.0178 | 0.0748 | 0.0010 | 528 | 64.8 | 478 | 11.3 | 465 | 6 | 97 | |||||||
XFC-10 | 64 | 382 | 674 | 0.57 | 0.0566 | 0.0014 | 0.5752 | 0.0147 | 0.0730 | 0.0010 | 476 | 53.7 | 461 | 9.5 | 454 | 6 | 98 | |||||||
XFC-11 | 83 | 352 | 1067 | 0.33 | 0.0607 | 0.0015 | 0.5949 | 0.0144 | 0.0710 | 0.0012 | 632 | 51.8 | 474 | 9.2 | 442 | 7 | 93 | |||||||
XFC-12 | 25 | 160 | 246 | 0.65 | 0.0595 | 0.0020 | 0.5814 | 0.0181 | 0.0709 | 0.0009 | 583 | 65.7 | 465 | 11.6 | 442 | 6 | 94 | |||||||
XFC-13 | 150 | 587 | 823 | 0.71 | 0.1141 | 0.0073 | 1.3625 | 0.1100 | 0.0794 | 0.0015 | 1866 | 115.3 | 873 | 47.3 | 493 | 9 | 44 | |||||||
XFC-14 | 68 | 323 | 781 | 0.41 | 0.0600 | 0.0014 | 0.5992 | 0.0151 | 0.0717 | 0.0009 | 606 | 50.0 | 477 | 9.6 | 446 | 5 | 93 | |||||||
XFC-15 | 47 | 262 | 550 | 0.48 | 0.0561 | 0.0013 | 0.5482 | 0.0124 | 0.0706 | 0.0009 | 457 | 50.0 | 444 | 8.2 | 440 | 5 | 99 | |||||||
XFC-16 | 90 | 497 | 957 | 0.52 | 0.0588 | 0.0011 | 0.596 6 | 0.0110 | 0.0732 | 0.0008 | 561 | 47.2 | 475 | 7.0 | 455 | 5 | 95 | |||||||
XFC-17 | 71 | 427 | 756 | 0.56 | 0.0566 | 0.0012 | 0.5585 | 0.0117 | 0.0711 | 0.0008 | 476 | 46.3 | 451 | 7.6 | 443 | 5 | 98 | |||||||
XFC-18 | 70 | 341 | 783 | 0.43 | 0.0614 | 0.0012 | 0.6059 | 0.0122 | 0.0714 | 0.0010 | 650 | 44.4 | 481 | 7.7 | 445 | 6 | 92 | |||||||
XFC-19 | 60 | 95 | 284 | 0.34 | 0.0854 | 0.0017 | 2.1813 | 0.0757 | 0.1823 | 0.0052 | 1324 | 37.2 | 1175 | 24.2 | 1080 | 28 | 91 | |||||||
XFC-20 | 68 | 344 | 820 | 0.42 | 0.0551 | 0.0012 | 0.5580 | 0.0131 | 0.0730 | 0.0011 | 417 | 46.3 | 450 | 8.5 | 454 | 7 | 99 | |||||||
AY-5-01 | 91 | 584 | 1125 | 0.52 | 0.0636 | 0.0021 | 0.6353 | 0.0217 | 0.0723 | 0.0022 | 728 | 70.4 | 499 | 13.5 | 450 | 13 | 90 | |||||||
AY-5-02 | 56 | 295 | 695 | 0.43 | 0.0565 | 0.0020 | 0.5903 | 0.0207 | 0.0759 | 0.0023 | 472 | 77.8 | 471 | 13.2 | 472 | 14 | 99 | |||||||
AY-5-03 | 58 | 425 | 715 | 0.59 | 0.0565 | 0.0020 | 0.5724 | 0.0204 | 0.0733 | 0.0022 | 472 | 77.8 | 460 | 13.2 | 456 | 13 | 99 | |||||||
AY-5-04 | 31 | 149 | 379 | 0.39 | 0.0543 | 0.0020 | 0.5741 | 0.0218 | 0.0763 | 0.0023 | 383 | 83.3 | 461 | 14.1 | 474 | 14 | 97 | |||||||
AY-5-05 | 66 | 207 | 794 | 0.26 | 0.0558 | 0.0019 | 0.6471 | 0.0233 | 0.0838 | 0.0026 | 456 | 75.9 | 507 | 14.3 | 519 | 15 | 97 | |||||||
AY-5-06 | 116 | 811 | 1470 | 0.55 | 0.0599 | 0.0019 | 0.5814 | 0.0189 | 0.0704 | 0.0021 | 611 | 102.8 | 465 | 12.1 | 438 | 12 | 94 | |||||||
AY-5-07 | 55 | 368 | 686 | 0.54 | 0.0583 | 0.0019 | 0.5895 | 0.0192 | 0.0732 | 0.0021 | 539 | 65.7 | 471 | 12.3 | 456 | 13 | 96 | |||||||
AY-5-08 | 76 | 196 | 526 | 0.37 | 0.1051 | 0.0037 | 2.0717 | 0.1026 | 0.1380 | 0.0051 | 1717 | 64.8 | 1139 | 33.9 | 833 | 29 | 68 | |||||||
AY-5-09 | 60 | 385 | 740 | 0.52 | 0.0566 | 0.0018 | 0.5800 | 0.0194 | 0.0741 | 0.0022 | 476 | 70.4 | 464 | 12.5 | 461 | 13 | 99 | |||||||
AY-5-10 | 62 | 483 | 765 | 0.63 | 0.0574 | 0.0019 | 0.5789 | 0.0196 | 0.0730 | 0.0021 | 509 | 78.7 | 464 | 12.6 | 454 | 13 | 97 | |||||||
AY-5-11 | 58 | 292 | 739 | 0.39 | 0.0541 | 0.0018 | 0.5609 | 0.0191 | 0.0752 | 0.0022 | 372 | 80.5 | 452 | 12.4 | 468 | 13 | 96 | |||||||
AY-5-12 | 144 | 566 | 1861 | 0.30 | 0.0561 | 0.0018 | 0.5952 | 0.0204 | 0.0770 | 0.0023 | 454 | 69.4 | 474 | 13.0 | 478 | 14 | 99 | |||||||
AY-5-13 | 82 | 527 | 1036 | 0.51 | 0.0582 | 0.0019 | 0.5938 | 0.0203 | 0.0744 | 0.0023 | 600 | 72.2 | 473 | 12.9 | 462 | 14 | 97 | |||||||
AY-5-14 | 61 | 241 | 792 | 0.30 | 0.0559 | 0.0018 | 0.5823 | 0.0188 | 0.0759 | 0.0022 | 456 | 72.2 | 466 | 12.1 | 472 | 13 | 98 | |||||||
AY-5-15 | 74 | 334 | 993 | 0.34 | 0.0531 | 0.0016 | 0.5432 | 0.0178 | 0.0740 | 0.0022 | 332 | 102.8 | 441 | 11.7 | 460 | 13 | 95 | |||||||
AY-5-16 | 36 | 142 | 436 | 0.33 | 0.0543 | 0.0019 | 0.6134 | 0.0221 | 0.0818 | 0.0024 | 383 | 77.8 | 486 | 13.9 | 507 | 14 | 95 | |||||||
AY-5-17 | 31 | 276 | 365 | 0.76 | 0.0540 | 0.0019 | 0.5604 | 0.0205 | 0.0753 | 0.0022 | 372 | 75.0 | 452 | 13.4 | 468 | 13 | 96 | |||||||
AY-5-18 | 52 | 320 | 643 | 0.50 | 0.0555 | 0.0019 | 0.5736 | 0.0194 | 0.0751 | 0.0021 | 435 | 71.3 | 460 | 12.5 | 467 | 13 | 98 | |||||||
AY-5-19 | 21 | 132 | 228 | 0.58 | 0.0551 | 0.0020 | 0.6724 | 0.0259 | 0.0890 | 0.0028 | 417 | 83.3 | 522 | 15.7 | 550 | 17 | 94 | |||||||
测点号 | 元素含量(10-6) | Th/U | 同位素比值 | 年龄(Ma) | 谐和度 (%) | |||||||||||||||||||
Pb | Th | U | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | ||||||||||
AY-5-20 | 29 | 178 | 373 | 0.48 | 0.0542 | 0.0020 | 0.5411 | 0.0199 | 0.0728 | 0.0021 | 389 | 80.5 | 439 | 13.1 | 453 | 13 | 96 | |||||||
AY-5-21 | 33 | 156 | 420 | 0.37 | 0.0555 | 0.0020 | 0.5805 | 0.0212 | 0.0760 | 0.0022 | 432 | 79.6 | 465 | 13.6 | 472 | 13 | 98 | |||||||
AY-5-22 | 59 | 523 | 704 | 0.74 | 0.0543 | 0.0018 | 0.5547 | 0.0191 | 0.0739 | 0.0022 | 387 | 74.1 | 448 | 12.5 | 460 | 13 | 97 | |||||||
AY-5-23 | 59 | 428 | 751 | 0.57 | 0.0557 | 0.0019 | 0.5514 | 0.0198 | 0.0719 | 0.0022 | 439 | 80.5 | 446 | 13.0 | 447 | 13 | 99 | |||||||
AY-5-24 | 76 | 306 | 973 | 0.31 | 0.0542 | 0.0018 | 0.5846 | 0.0202 | 0.0783 | 0.0024 | 389 | 74.1 | 467 | 12.9 | 486 | 14 | 96 | |||||||
AY-5-25 | 130 | 526 | 1770 | 0.30 | 0.0544 | 0.0017 | 0.5542 | 0.0182 | 0.0738 | 0.0021 | 391 | 70.4 | 448 | 11.9 | 459 | 13 | 97 |
表2 孙屋岩体锆石U-Pb同位素分析结果
Table 2 U-Pb isotopic analysis results of zircon in samples from Sunwu pluton
测点号 | 元素含量(10-6) | Th/U | 同位素比值 | 年龄(Ma) | 谐和度 (%) | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pb | Th | U | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | ||||||||||
XFC-01 | 57 | 306 | 646 | 0.47 | 0.0567 | 0.0014 | 0.5702 | 0.0139 | 0.0725 | 0.0009 | 480 | 49.1 | 458 | 9.0 | 451 | 6 | 98 | |||||||
XFC-02 | 58 | 394 | 537 | 0.73 | 0.0605 | 0.0014 | 0.6159 | 0.0142 | 0.0734 | 0.0010 | 620 | 50.8 | 487 | 8.9 | 457 | 6 | 93 | |||||||
XFC-03 | 64 | 345 | 717 | 0.48 | 0.0584 | 0.0013 | 0.5910 | 0.0129 | 0.0729 | 0.0009 | 543 | 48.1 | 472 | 8.2 | 454 | 5 | 96 | |||||||
XFC-04 | 23 | 144 | 241 | 0.60 | 0.0565 | 0.0017 | 0.5789 | 0.0181 | 0.0739 | 0.0011 | 472 | 36.1 | 464 | 11.7 | 459 | 6 | 99 | |||||||
XFC-05 | 78 | 423 | 866 | 0.49 | 0.0579 | 0.0011 | 0.5715 | 0.0121 | 0.0710 | 0.0009 | 524 | 44.4 | 459 | 7.8 | 442 | 5 | 96 | |||||||
XFC-06 | 39 | 199 | 440 | 0.45 | 0.0587 | 0.0015 | 0.6021 | 0.0145 | 0.0743 | 0.0009 | 567 | 57.4 | 479 | 9.2 | 462 | 5 | 96 | |||||||
XFC-07 | 80 | 416 | 944 | 0.44 | 0.0574 | 0.0012 | 0.5802 | 0.0119 | 0.0729 | 0.0009 | 509 | 46.3 | 465 | 7.6 | 453 | 6 | 97 | |||||||
XFC-08 | 57 | 393 | 523 | 0.75 | 0.0569 | 0.0012 | 0.5819 | 0.0136 | 0.0735 | 0.0010 | 487 | 46.3 | 466 | 8.8 | 457 | 6 | 98 | |||||||
XFC-09 | 30 | 182 | 303 | 0.60 | 0.0579 | 0.0017 | 0.6010 | 0.0178 | 0.0748 | 0.0010 | 528 | 64.8 | 478 | 11.3 | 465 | 6 | 97 | |||||||
XFC-10 | 64 | 382 | 674 | 0.57 | 0.0566 | 0.0014 | 0.5752 | 0.0147 | 0.0730 | 0.0010 | 476 | 53.7 | 461 | 9.5 | 454 | 6 | 98 | |||||||
XFC-11 | 83 | 352 | 1067 | 0.33 | 0.0607 | 0.0015 | 0.5949 | 0.0144 | 0.0710 | 0.0012 | 632 | 51.8 | 474 | 9.2 | 442 | 7 | 93 | |||||||
XFC-12 | 25 | 160 | 246 | 0.65 | 0.0595 | 0.0020 | 0.5814 | 0.0181 | 0.0709 | 0.0009 | 583 | 65.7 | 465 | 11.6 | 442 | 6 | 94 | |||||||
XFC-13 | 150 | 587 | 823 | 0.71 | 0.1141 | 0.0073 | 1.3625 | 0.1100 | 0.0794 | 0.0015 | 1866 | 115.3 | 873 | 47.3 | 493 | 9 | 44 | |||||||
XFC-14 | 68 | 323 | 781 | 0.41 | 0.0600 | 0.0014 | 0.5992 | 0.0151 | 0.0717 | 0.0009 | 606 | 50.0 | 477 | 9.6 | 446 | 5 | 93 | |||||||
XFC-15 | 47 | 262 | 550 | 0.48 | 0.0561 | 0.0013 | 0.5482 | 0.0124 | 0.0706 | 0.0009 | 457 | 50.0 | 444 | 8.2 | 440 | 5 | 99 | |||||||
XFC-16 | 90 | 497 | 957 | 0.52 | 0.0588 | 0.0011 | 0.596 6 | 0.0110 | 0.0732 | 0.0008 | 561 | 47.2 | 475 | 7.0 | 455 | 5 | 95 | |||||||
XFC-17 | 71 | 427 | 756 | 0.56 | 0.0566 | 0.0012 | 0.5585 | 0.0117 | 0.0711 | 0.0008 | 476 | 46.3 | 451 | 7.6 | 443 | 5 | 98 | |||||||
XFC-18 | 70 | 341 | 783 | 0.43 | 0.0614 | 0.0012 | 0.6059 | 0.0122 | 0.0714 | 0.0010 | 650 | 44.4 | 481 | 7.7 | 445 | 6 | 92 | |||||||
XFC-19 | 60 | 95 | 284 | 0.34 | 0.0854 | 0.0017 | 2.1813 | 0.0757 | 0.1823 | 0.0052 | 1324 | 37.2 | 1175 | 24.2 | 1080 | 28 | 91 | |||||||
XFC-20 | 68 | 344 | 820 | 0.42 | 0.0551 | 0.0012 | 0.5580 | 0.0131 | 0.0730 | 0.0011 | 417 | 46.3 | 450 | 8.5 | 454 | 7 | 99 | |||||||
AY-5-01 | 91 | 584 | 1125 | 0.52 | 0.0636 | 0.0021 | 0.6353 | 0.0217 | 0.0723 | 0.0022 | 728 | 70.4 | 499 | 13.5 | 450 | 13 | 90 | |||||||
AY-5-02 | 56 | 295 | 695 | 0.43 | 0.0565 | 0.0020 | 0.5903 | 0.0207 | 0.0759 | 0.0023 | 472 | 77.8 | 471 | 13.2 | 472 | 14 | 99 | |||||||
AY-5-03 | 58 | 425 | 715 | 0.59 | 0.0565 | 0.0020 | 0.5724 | 0.0204 | 0.0733 | 0.0022 | 472 | 77.8 | 460 | 13.2 | 456 | 13 | 99 | |||||||
AY-5-04 | 31 | 149 | 379 | 0.39 | 0.0543 | 0.0020 | 0.5741 | 0.0218 | 0.0763 | 0.0023 | 383 | 83.3 | 461 | 14.1 | 474 | 14 | 97 | |||||||
AY-5-05 | 66 | 207 | 794 | 0.26 | 0.0558 | 0.0019 | 0.6471 | 0.0233 | 0.0838 | 0.0026 | 456 | 75.9 | 507 | 14.3 | 519 | 15 | 97 | |||||||
AY-5-06 | 116 | 811 | 1470 | 0.55 | 0.0599 | 0.0019 | 0.5814 | 0.0189 | 0.0704 | 0.0021 | 611 | 102.8 | 465 | 12.1 | 438 | 12 | 94 | |||||||
AY-5-07 | 55 | 368 | 686 | 0.54 | 0.0583 | 0.0019 | 0.5895 | 0.0192 | 0.0732 | 0.0021 | 539 | 65.7 | 471 | 12.3 | 456 | 13 | 96 | |||||||
AY-5-08 | 76 | 196 | 526 | 0.37 | 0.1051 | 0.0037 | 2.0717 | 0.1026 | 0.1380 | 0.0051 | 1717 | 64.8 | 1139 | 33.9 | 833 | 29 | 68 | |||||||
AY-5-09 | 60 | 385 | 740 | 0.52 | 0.0566 | 0.0018 | 0.5800 | 0.0194 | 0.0741 | 0.0022 | 476 | 70.4 | 464 | 12.5 | 461 | 13 | 99 | |||||||
AY-5-10 | 62 | 483 | 765 | 0.63 | 0.0574 | 0.0019 | 0.5789 | 0.0196 | 0.0730 | 0.0021 | 509 | 78.7 | 464 | 12.6 | 454 | 13 | 97 | |||||||
AY-5-11 | 58 | 292 | 739 | 0.39 | 0.0541 | 0.0018 | 0.5609 | 0.0191 | 0.0752 | 0.0022 | 372 | 80.5 | 452 | 12.4 | 468 | 13 | 96 | |||||||
AY-5-12 | 144 | 566 | 1861 | 0.30 | 0.0561 | 0.0018 | 0.5952 | 0.0204 | 0.0770 | 0.0023 | 454 | 69.4 | 474 | 13.0 | 478 | 14 | 99 | |||||||
AY-5-13 | 82 | 527 | 1036 | 0.51 | 0.0582 | 0.0019 | 0.5938 | 0.0203 | 0.0744 | 0.0023 | 600 | 72.2 | 473 | 12.9 | 462 | 14 | 97 | |||||||
AY-5-14 | 61 | 241 | 792 | 0.30 | 0.0559 | 0.0018 | 0.5823 | 0.0188 | 0.0759 | 0.0022 | 456 | 72.2 | 466 | 12.1 | 472 | 13 | 98 | |||||||
AY-5-15 | 74 | 334 | 993 | 0.34 | 0.0531 | 0.0016 | 0.5432 | 0.0178 | 0.0740 | 0.0022 | 332 | 102.8 | 441 | 11.7 | 460 | 13 | 95 | |||||||
AY-5-16 | 36 | 142 | 436 | 0.33 | 0.0543 | 0.0019 | 0.6134 | 0.0221 | 0.0818 | 0.0024 | 383 | 77.8 | 486 | 13.9 | 507 | 14 | 95 | |||||||
AY-5-17 | 31 | 276 | 365 | 0.76 | 0.0540 | 0.0019 | 0.5604 | 0.0205 | 0.0753 | 0.0022 | 372 | 75.0 | 452 | 13.4 | 468 | 13 | 96 | |||||||
AY-5-18 | 52 | 320 | 643 | 0.50 | 0.0555 | 0.0019 | 0.5736 | 0.0194 | 0.0751 | 0.0021 | 435 | 71.3 | 460 | 12.5 | 467 | 13 | 98 | |||||||
AY-5-19 | 21 | 132 | 228 | 0.58 | 0.0551 | 0.0020 | 0.6724 | 0.0259 | 0.0890 | 0.0028 | 417 | 83.3 | 522 | 15.7 | 550 | 17 | 94 | |||||||
测点号 | 元素含量(10-6) | Th/U | 同位素比值 | 年龄(Ma) | 谐和度 (%) | |||||||||||||||||||
Pb | Th | U | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | 207Pb/ 206Pb | 1σ | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | ||||||||||
AY-5-20 | 29 | 178 | 373 | 0.48 | 0.0542 | 0.0020 | 0.5411 | 0.0199 | 0.0728 | 0.0021 | 389 | 80.5 | 439 | 13.1 | 453 | 13 | 96 | |||||||
AY-5-21 | 33 | 156 | 420 | 0.37 | 0.0555 | 0.0020 | 0.5805 | 0.0212 | 0.0760 | 0.0022 | 432 | 79.6 | 465 | 13.6 | 472 | 13 | 98 | |||||||
AY-5-22 | 59 | 523 | 704 | 0.74 | 0.0543 | 0.0018 | 0.5547 | 0.0191 | 0.0739 | 0.0022 | 387 | 74.1 | 448 | 12.5 | 460 | 13 | 97 | |||||||
AY-5-23 | 59 | 428 | 751 | 0.57 | 0.0557 | 0.0019 | 0.5514 | 0.0198 | 0.0719 | 0.0022 | 439 | 80.5 | 446 | 13.0 | 447 | 13 | 99 | |||||||
AY-5-24 | 76 | 306 | 973 | 0.31 | 0.0542 | 0.0018 | 0.5846 | 0.0202 | 0.0783 | 0.0024 | 389 | 74.1 | 467 | 12.9 | 486 | 14 | 96 | |||||||
AY-5-25 | 130 | 526 | 1770 | 0.30 | 0.0544 | 0.0017 | 0.5542 | 0.0182 | 0.0738 | 0.0021 | 391 | 70.4 | 448 | 11.9 | 459 | 13 | 97 |
测点号 | 年龄(Ma) | 176Yb/177Hf | 176Lu/177Hf | 176Hf/177Hf±2σ | εHf(0) | εHf(t) | fLu/Hf | ||
---|---|---|---|---|---|---|---|---|---|
XFC-01 | 451 | 0.036940 | 0.000985 | 0.282402±0.000017 | -13.08 | -3.49 | 1202 | 1657 | -0.97 |
XFC-02 | 457 | 0.024640 | 0.000687 | 0.282387±0.000014 | -13.62 | -3.93 | 1213 | 1685 | -0.98 |
XFC-03 | 454 | 0.059200 | 0.001517 | 0.282416±0.000022 | -12.59 | -3.15 | 1199 | 1636 | -0.95 |
XFC-04 | 459 | 0.041590 | 0.001076 | 0.282322±0.000016 | -15.91 | -6.35 | 1317 | 1838 | -0.97 |
XFC-05 | 442 | 0.036057 | 0.000977 | 0.282407±0.000015 | -12.91 | -3.31 | 1194 | 1646 | -0.97 |
XFC-06 | 462 | 0.039040 | 0.001039 | 0.282415±0.000015 | -12.63 | -3.04 | 1185 | 1629 | -0.97 |
XFC-07 | 453 | 0.038660 | 0.001024 | 0.282412±0.000017 | -12.73 | -3.14 | 1189 | 1635 | -0.97 |
XFC-08 | 457 | 0.036280 | 0.000955 | 0.282318±0.000018 | -16.06 | -6.45 | 1318 | 1844 | -0.97 |
XFC-09 | 465 | 0.040200 | 0.001130 | 0.282415±0.000016 | -12.63 | -3.07 | 1188 | 1631 | -0.97 |
XFC-10 | 454 | 0.034540 | 0.000952 | 0.282407±0.000015 | -12.91 | -3.30 | 1194 | 1645 | -0.97 |
XFC-11 | 442 | 0.041240 | 0.001065 | 0.282336±0.000014 | -15.42 | -5.85 | 1297 | 1806 | -0.97 |
XFC-12 | 442 | 0.039680 | 0.001086 | 0.282374±0.000016 | -14.07 | -4.51 | 1244 | 1721 | -0.97 |
XFC-14 | 446 | 0.036140 | 0.000991 | 0.282409±0.000016 | -12.84 | -3.24 | 1192 | 1641 | -0.97 |
XFC-15 | 440 | 0.050160 | 0.001359 | 0.282438±0.000019 | -11.81 | -2.32 | 1163 | 1583 | -0.96 |
XFC-16 | 455 | 0.038940 | 0.001044 | 0.282425±0.000018 | -12.27 | -2.69 | 1171 | 1606 | -0.97 |
XFC-17 | 443 | 0.035490 | 0.000957 | 0.282406±0.000014 | -12.94 | -3.34 | 1195 | 1647 | -0.97 |
XFC-18 | 445 | 0.039820 | 0.001056 | 0.282427±0.000015 | -12.20 | -2.62 | 1169 | 1602 | -0.97 |
XFC-20 | 454 | 0.036940 | 0.000985 | 0.282402±0.000017 | -13.08 | -3.49 | 1202 | 1657 | -0.97 |
AY-5-2 | 472 | 0.037560 | 0.001212 | 0.282435±0.000020 | -11.92 | -1.92 | 1162 | 1575 | -0.96 |
AY-5-3 | 456 | 0.043720 | 0.001411 | 0.282468±0.000022 | -10.75 | -1.15 | 1122 | 1514 | -0.96 |
AY-5-4 | 474 | 0.032340 | 0.001048 | 0.282468±0.000025 | -10.75 | -0.66 | 1111 | 1496 | -0.97 |
AY-5-6 | 438 | 0.039670 | 0.001277 | 0.282419±0.000022 | -12.48 | -3.23 | 1187 | 1631 | -0.96 |
AY-5-7 | 456 | 0.037270 | 0.001214 | 0.282434±0.000018 | -11.95 | -2.29 | 1164 | 1586 | -0.96 |
AY-5-9 | 461 | 0.027490 | 0.000930 | 0.282282±0.000021 | -17.33 | -7.48 | 1368 | 1918 | -0.97 |
AY-5-10 | 454 | 0.027960 | 0.000941 | 0.282429±0.000019 | -12.13 | -2.43 | 1162 | 1593 | -0.97 |
AY-5-11 | 468 | 0.036450 | 0.001155 | 0.282437±0.000022 | -11.85 | -1.91 | 1158 | 1571 | -0.97 |
AY-5-12 | 478 | 0.021070 | 0.000717 | 0.282418±0.000021 | -12.52 | -2.23 | 1171 | 1599 | -0.98 |
AY-5-13 | 462 | 0.059000 | 0.001887 | 0.282446±0.000022 | -11.53 | -1.95 | 1168 | 1569 | -0.94 |
测点号 | 年龄(Ma) | 176Yb/177Hf | 176Lu/177Hf | 176Hf/177Hf±2σ | εHf(0) | εHf(t) | fLu/Hf | ||
AY-5-14 | 472 | 0.037840 | 0.001178 | 0.282455±0.000019 | -11.21 | -1.20 | 1133 | 1529 | -0.96 |
AY-5-15 | 460 | 0.045800 | 0.001426 | 0.282441±0.000020 | -11.71 | -2.03 | 1161 | 1572 | -0.96 |
AY-5-17 | 468 | 0.028110 | 0.000971 | 0.282436±0.000023 | -11.88 | -1.89 | 1154 | 1570 | -0.97 |
AY-5-18 | 467 | 0.041350 | 0.001261 | 0.282467±0.000021 | -10.79 | -0.91 | 1119 | 1507 | -0.96 |
AY-5-20 | 453 | 0.043690 | 0.001327 | 0.282425±0.000033 | -12.27 | -2.71 | 1180 | 1610 | -0.96 |
表3 孙屋岩体Lu-Hf同位素组成
Table 3 Lu-Hf isotopic composition of Sunwu pluton
测点号 | 年龄(Ma) | 176Yb/177Hf | 176Lu/177Hf | 176Hf/177Hf±2σ | εHf(0) | εHf(t) | fLu/Hf | ||
---|---|---|---|---|---|---|---|---|---|
XFC-01 | 451 | 0.036940 | 0.000985 | 0.282402±0.000017 | -13.08 | -3.49 | 1202 | 1657 | -0.97 |
XFC-02 | 457 | 0.024640 | 0.000687 | 0.282387±0.000014 | -13.62 | -3.93 | 1213 | 1685 | -0.98 |
XFC-03 | 454 | 0.059200 | 0.001517 | 0.282416±0.000022 | -12.59 | -3.15 | 1199 | 1636 | -0.95 |
XFC-04 | 459 | 0.041590 | 0.001076 | 0.282322±0.000016 | -15.91 | -6.35 | 1317 | 1838 | -0.97 |
XFC-05 | 442 | 0.036057 | 0.000977 | 0.282407±0.000015 | -12.91 | -3.31 | 1194 | 1646 | -0.97 |
XFC-06 | 462 | 0.039040 | 0.001039 | 0.282415±0.000015 | -12.63 | -3.04 | 1185 | 1629 | -0.97 |
XFC-07 | 453 | 0.038660 | 0.001024 | 0.282412±0.000017 | -12.73 | -3.14 | 1189 | 1635 | -0.97 |
XFC-08 | 457 | 0.036280 | 0.000955 | 0.282318±0.000018 | -16.06 | -6.45 | 1318 | 1844 | -0.97 |
XFC-09 | 465 | 0.040200 | 0.001130 | 0.282415±0.000016 | -12.63 | -3.07 | 1188 | 1631 | -0.97 |
XFC-10 | 454 | 0.034540 | 0.000952 | 0.282407±0.000015 | -12.91 | -3.30 | 1194 | 1645 | -0.97 |
XFC-11 | 442 | 0.041240 | 0.001065 | 0.282336±0.000014 | -15.42 | -5.85 | 1297 | 1806 | -0.97 |
XFC-12 | 442 | 0.039680 | 0.001086 | 0.282374±0.000016 | -14.07 | -4.51 | 1244 | 1721 | -0.97 |
XFC-14 | 446 | 0.036140 | 0.000991 | 0.282409±0.000016 | -12.84 | -3.24 | 1192 | 1641 | -0.97 |
XFC-15 | 440 | 0.050160 | 0.001359 | 0.282438±0.000019 | -11.81 | -2.32 | 1163 | 1583 | -0.96 |
XFC-16 | 455 | 0.038940 | 0.001044 | 0.282425±0.000018 | -12.27 | -2.69 | 1171 | 1606 | -0.97 |
XFC-17 | 443 | 0.035490 | 0.000957 | 0.282406±0.000014 | -12.94 | -3.34 | 1195 | 1647 | -0.97 |
XFC-18 | 445 | 0.039820 | 0.001056 | 0.282427±0.000015 | -12.20 | -2.62 | 1169 | 1602 | -0.97 |
XFC-20 | 454 | 0.036940 | 0.000985 | 0.282402±0.000017 | -13.08 | -3.49 | 1202 | 1657 | -0.97 |
AY-5-2 | 472 | 0.037560 | 0.001212 | 0.282435±0.000020 | -11.92 | -1.92 | 1162 | 1575 | -0.96 |
AY-5-3 | 456 | 0.043720 | 0.001411 | 0.282468±0.000022 | -10.75 | -1.15 | 1122 | 1514 | -0.96 |
AY-5-4 | 474 | 0.032340 | 0.001048 | 0.282468±0.000025 | -10.75 | -0.66 | 1111 | 1496 | -0.97 |
AY-5-6 | 438 | 0.039670 | 0.001277 | 0.282419±0.000022 | -12.48 | -3.23 | 1187 | 1631 | -0.96 |
AY-5-7 | 456 | 0.037270 | 0.001214 | 0.282434±0.000018 | -11.95 | -2.29 | 1164 | 1586 | -0.96 |
AY-5-9 | 461 | 0.027490 | 0.000930 | 0.282282±0.000021 | -17.33 | -7.48 | 1368 | 1918 | -0.97 |
AY-5-10 | 454 | 0.027960 | 0.000941 | 0.282429±0.000019 | -12.13 | -2.43 | 1162 | 1593 | -0.97 |
AY-5-11 | 468 | 0.036450 | 0.001155 | 0.282437±0.000022 | -11.85 | -1.91 | 1158 | 1571 | -0.97 |
AY-5-12 | 478 | 0.021070 | 0.000717 | 0.282418±0.000021 | -12.52 | -2.23 | 1171 | 1599 | -0.98 |
AY-5-13 | 462 | 0.059000 | 0.001887 | 0.282446±0.000022 | -11.53 | -1.95 | 1168 | 1569 | -0.94 |
测点号 | 年龄(Ma) | 176Yb/177Hf | 176Lu/177Hf | 176Hf/177Hf±2σ | εHf(0) | εHf(t) | fLu/Hf | ||
AY-5-14 | 472 | 0.037840 | 0.001178 | 0.282455±0.000019 | -11.21 | -1.20 | 1133 | 1529 | -0.96 |
AY-5-15 | 460 | 0.045800 | 0.001426 | 0.282441±0.000020 | -11.71 | -2.03 | 1161 | 1572 | -0.96 |
AY-5-17 | 468 | 0.028110 | 0.000971 | 0.282436±0.000023 | -11.88 | -1.89 | 1154 | 1570 | -0.97 |
AY-5-18 | 467 | 0.041350 | 0.001261 | 0.282467±0.000021 | -10.79 | -0.91 | 1119 | 1507 | -0.96 |
AY-5-20 | 453 | 0.043690 | 0.001327 | 0.282425±0.000033 | -12.27 | -2.71 | 1180 | 1610 | -0.96 |
样号 | 87Rb/86Sr | 87Sr/86Sr±2σ | (87Sr/86Sr)i | 147Sm/144Nd | 143Nd/144Nd±2σ | εNd(t) | ||
---|---|---|---|---|---|---|---|---|
SW-2 | 7.7644 | 0.769018±0.000008 | 0.71813 | 0.1234 | 0.512042±0.000005 | -7.4 | 1.86 | 1.78 |
SW-4 | 6.1927 | 0.765964±0.000008 | 0.72538 | 0.1193 | 0.512047±0.000006 | -7.1 | 1.78 | 1.76 |
SW-5 | 7.0206 | 0.763318±0.000008 | 0.71731 | 0.0860 | 0.512032±0.000006 | -6.4 | 1.39 | 1.71 |
SW-6 | 5.0703 | 0.762601±0.000009 | 0.72937 | 0.1240 | 0.512043±0.000006 | -7.4 | 1.88 | 1.79 |
表4 孙屋岩体Sr-Nd同位素组成
Table 4 Sr-Nd isotopic composition of Sunwu pluton
样号 | 87Rb/86Sr | 87Sr/86Sr±2σ | (87Sr/86Sr)i | 147Sm/144Nd | 143Nd/144Nd±2σ | εNd(t) | ||
---|---|---|---|---|---|---|---|---|
SW-2 | 7.7644 | 0.769018±0.000008 | 0.71813 | 0.1234 | 0.512042±0.000005 | -7.4 | 1.86 | 1.78 |
SW-4 | 6.1927 | 0.765964±0.000008 | 0.72538 | 0.1193 | 0.512047±0.000006 | -7.1 | 1.78 | 1.76 |
SW-5 | 7.0206 | 0.763318±0.000008 | 0.71731 | 0.0860 | 0.512032±0.000006 | -6.4 | 1.39 | 1.71 |
SW-6 | 5.0703 | 0.762601±0.000009 | 0.72937 | 0.1240 | 0.512043±0.000006 | -7.4 | 1.88 | 1.79 |
图8 I型和S型花岗岩判别图((a),底图据文献[49])和元古宙地壳演化域判别图((b),底图据文献[50])(图例及华南加里东期S型花岗岩数据同图3)
Fig.8 Discriminant map of type I and type S granites ((a),after ref.[49]) and map of proterozoic crustal evolution ((b),after ref.[50])
图9 孙屋岩体岩石类型判别图解 (a)10000Ga/Al-TFeO/MgO图解;(b)10000Ga/Al-Ce图解;(c)SiO2-TFeO/(TFeO+MgO)图解;(d)ACF图解((a)(b)底图据文献[60],(c)底图据文献[61],(d)底图据文献[62])
Fig.9 Rock type identification diagrams of Sunwu pluton
图10 孙屋岩体(La/Yb)N-δEu图解((a),底图据文献[68])和SiO2-Mg#图解((b),底图据文献[69])
Fig.10 (La/Yb)N-δEu diagram ((a), after ref.[68])and SiO2-Mg# diagram of Sunwu pluton ((b), after ref.[69])
图11 C/MF-A/MF源区判别图((a),底图据文献[70])和Rb/Sr-Rb/Ba图解((b),底图据文献[63])
Fig.11 C/MF-A/MF source region discrimination diagram ((a), after ref.[70])and Rb/Sr-Rb/Ba diagram ((b), after ref.[63])
图12 R1-R2构造判别图解((a),底图据文献[85])和Yb-Ta构造判别图解((b),底图据文献[86]) (a)图中:①地幔斜长花岗岩;②破坏性活动板块边缘(板块碰撞前)花岗岩;③板块碰撞后隆起期花岗岩;④晚造期花岗岩;⑤非造山区A型花岗岩;⑥同碰撞(S型)花岗岩;⑦造山期后A型花岗岩;(b)图中:syn-COLG.同碰撞花岗岩;WPG.板内花岗岩;VAG.火山弧花岗岩;ORG.洋中脊花岗岩
Fig.12 R1-R2 discrimination diagram ((a), after ref.[85]) and Yb-Ta discrimination diagram ((b), after ref.[86])
钻孔 编号 | 矿体厚 度(m) | 平均SRE2O3 (%) | 平均TRE2O3 (%) | 浸出率 (%) | 矿体性质 |
---|---|---|---|---|---|
ZK101 | 未见矿 | ||||
ZK102 | 未见矿 | ||||
ZK103 | 未见矿 | ||||
ZK104 | 12.50 | 0.082 | 0.153 | 53.75 | 轻稀土 |
ZK105 | 25.00 | 0.048 | 0.071 | 67.52 | 重稀土 |
ZK106 | 10.56 | 0.068 | 0.111 | 61.13 | 重稀土 |
ZK107 | 12.40 | 0.067 | 0.095 | 70.44 | 重稀土 |
ZK108 | 未见矿 | ||||
ZK109 | 8.26 | 0.060 | 0.089 | 67.53 | 重稀土 |
ZK110 | 10.60 | 0.050 | 0.097 | 51.72 | 轻稀土 |
ZK111 | 未见矿 | ||||
ZK112 | 20.00 | 0.047 | 0.072 | 65.29 | 重稀土 |
ZK113 | 21.12 | 0.076 | 0.102 | 74.15 | 重稀土 |
ZK114 | 8.00 | 0.059 | 0.098 | 60.20 | 轻稀土 |
ZK116 | 11.40 | 0.043 | 0.092 | 46.50 | 重稀土 |
ZK117 | 9.64 | 0.052 | 0.057 | 91.34 | 重稀土 |
ZK118 | 14.00 | 0.071 | 0.083 | 85.31 | 轻稀土 |
ZK120 | 未见矿 | ||||
ZK121 | 7.00 | 0.056 | 0.082 | 68.17 | 轻稀土 |
ZK122 | 16.00 | 0.052 | 0.100 | 52.18 | 重稀土 |
ZK123 | 13.00 | 0.045 | 0.082 | 54.83 | 重稀土 |
ZK124 | 2.21 | 0.023 | 0.049 | 46.84 | 低品位 重稀土 |
ZK125 | 23.85 | 0.065 | 0.109 | 59.87 | 重稀土 |
ZK126 | 10.43 | 0.060 | 0.095 | 63.10 | 重稀土 |
ZK127 | 8.28 | 0.058 | 0.088 | 65.77 | 轻稀土 |
ZK128 | 13.00 | 0.069 | 0.103 | 66.94 | 轻稀土 |
ZK129 | 未见矿 | ||||
ZK130 | 5.00 | 0.048 | 0.061 | 78.68 | 重稀土 |
ZK131 | 5.00 | 0.039 | 0.050 | 78.64 | 重稀土 |
表5 孙屋岩体单工程(浅钻)矿体统计
Table 5 Statistics of single project (shallow drilling) orebody in Sunwu pluton
钻孔 编号 | 矿体厚 度(m) | 平均SRE2O3 (%) | 平均TRE2O3 (%) | 浸出率 (%) | 矿体性质 |
---|---|---|---|---|---|
ZK101 | 未见矿 | ||||
ZK102 | 未见矿 | ||||
ZK103 | 未见矿 | ||||
ZK104 | 12.50 | 0.082 | 0.153 | 53.75 | 轻稀土 |
ZK105 | 25.00 | 0.048 | 0.071 | 67.52 | 重稀土 |
ZK106 | 10.56 | 0.068 | 0.111 | 61.13 | 重稀土 |
ZK107 | 12.40 | 0.067 | 0.095 | 70.44 | 重稀土 |
ZK108 | 未见矿 | ||||
ZK109 | 8.26 | 0.060 | 0.089 | 67.53 | 重稀土 |
ZK110 | 10.60 | 0.050 | 0.097 | 51.72 | 轻稀土 |
ZK111 | 未见矿 | ||||
ZK112 | 20.00 | 0.047 | 0.072 | 65.29 | 重稀土 |
ZK113 | 21.12 | 0.076 | 0.102 | 74.15 | 重稀土 |
ZK114 | 8.00 | 0.059 | 0.098 | 60.20 | 轻稀土 |
ZK116 | 11.40 | 0.043 | 0.092 | 46.50 | 重稀土 |
ZK117 | 9.64 | 0.052 | 0.057 | 91.34 | 重稀土 |
ZK118 | 14.00 | 0.071 | 0.083 | 85.31 | 轻稀土 |
ZK120 | 未见矿 | ||||
ZK121 | 7.00 | 0.056 | 0.082 | 68.17 | 轻稀土 |
ZK122 | 16.00 | 0.052 | 0.100 | 52.18 | 重稀土 |
ZK123 | 13.00 | 0.045 | 0.082 | 54.83 | 重稀土 |
ZK124 | 2.21 | 0.023 | 0.049 | 46.84 | 低品位 重稀土 |
ZK125 | 23.85 | 0.065 | 0.109 | 59.87 | 重稀土 |
ZK126 | 10.43 | 0.060 | 0.095 | 63.10 | 重稀土 |
ZK127 | 8.28 | 0.058 | 0.088 | 65.77 | 轻稀土 |
ZK128 | 13.00 | 0.069 | 0.103 | 66.94 | 轻稀土 |
ZK129 | 未见矿 | ||||
ZK130 | 5.00 | 0.048 | 0.061 | 78.68 | 重稀土 |
ZK131 | 5.00 | 0.039 | 0.050 | 78.64 | 重稀土 |
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