赣中大王山石英脉型钨钼多金属矿床成岩成矿年代学及其地质意义
|
杨庆坤, 张小亮, 华琛, 于玉帅, 周万蓬
|
Petrogenic and metallogenic geochronology and its geological significance of the Dawangshan quartz vein type scheelite-molybdenite polymetallic deposit in central Jiangxi Province
|
Qing-Kun YANG, Xiao-Liang ZHANG, Chen HUA, Yu-Shuai YU, Wan-Peng ZHOU
|
|
表2 大王山钨钼多金属矿床中辉钼矿Re-Os同位素数据
|
Table 2 Re-Os isotopic data for molybdenite from the Dawangshan deposit
|
|
样品号 | w(Re)/10-9 | w(Os)/10-9 | w(187Re)/10-9 | w(187Os)/10-9 | 模式年龄/Ma | 测定值 | 不确定度 | 测定值 | 不确定度 | 测定值 | 不确定度 | 测定值 | 不确定度 | 测定值 | 不确定度 | DWS17-2-1 | 2215 | 18 | 0.0286 | 0.0122 | 1392 | 11 | 3.45 | 0.02 | 148.5 | 2.1 | DWS17-2-2 | 7003 | 54 | 0.0003 | 0.0159 | 4401 | 34 | 10.82 | 0.08 | 147.4 | 2.1 | DWS17-2-3 | 6534 | 65 | 0.0003 | 0.0283 | 4107 | 41 | 10.11 | 0.07 | 147.6 | 2.3 | DWS17-2-4 | 6290 | 55 | 0.0003 | 0.0220 | 3953 | 35 | 9.72 | 0.07 | 147.4 | 2.2 | DWS17-2-5 | 10183 | 86 | 0.0003 | 0.0442 | 6400 | 54 | 15.92 | 0.11 | 149.1 | 2.2 | DWS17-2-6 | 2927 | 27 | 0.0001 | 0.0251 | 1840 | 17 | 4.46 | 0.03 | 145.3 | 2.3 |
|
|
|