0 引言
1 捕获温压恢复计算方法选取及参数测定
2 捕获温度、压力的计算流程
3 应用效果
图5 石英方解石脉中包裹体均一温度和盐度分布直方图Fig.5 Histogram of homogenization temperature and salinity of inclusions in quartz-calcite vein |
表1 包裹体拉曼分析、显微测温数据以及捕获压力恢复结果Table 1 In situ Raman spectroscopic and microthermetric measurements of fluid inclusions, and the reconstruction of the trapping pressure |
序号 | 包裹体类型 | /cm-1 |
/cm-1 |
/cm-1 | /cm-1 | 室温下内压/MPa | 冰点温度/℃ | 气液比/% | 捕获温度/℃ | 捕获压力/MPa |
---|---|---|---|---|---|---|---|---|---|---|
1 | 富水溶液包裹体 | 2 915.88 | 2 973.11 | 2 852 | 2 915.225 22 | 11.349 | -3.8 | 10.5 | 217.5 | 116.93 |
2 | 2 916.11 | 2 973.22 | 2 852.1 | 2 915.349 85 | 10.844 | -3.8 | 10.2 | 213 | 111.13 | |
3 | 2 915.86 | 2 972.84 | 2 851.69 | 2 915.493 85 | 10.309 | -3.9 | 10.4 | 213.1 | 103.88 | |
4 | 2 915.96 | 2 972.72 | 2 851.6 | 2 915.699 58 | 9.444 | -3.9 | 11.6 | 220.7 | 91.06 | |
5 | \ | \ | \ | \ | \ | -3.7 | / | 212 | \ | |
6 | \ | \ | \ | \ | \ | -4 | / | 212.2 | \ | |
7 | 富气包裹体 | 2 912.51 | 2 973.23 | 2 852.12 | 2 911.737 61 | 38.444 | \ | / | 212~220.7 | 94.5~96.0 |
8 | 2 912.17 | 2 972.93 | 2 851.74 | 2 911.737 72 | 38.444 | \ | / | 94.5~96.0 | ||
9 | 2 912.02 | 2 973.12 | 2 851.98 | 2 911.372 99 | 44.98 | / | 109.7~112.6 | |||
10 | 2 912 | 2 972.98 | 2 851.9 | 2 911.462 69 | 42.81 | / | 104.8~107.5 | |||
11 | 2 911.44 | 2 973.1 | 2 851.95 | 2 910.818 6 | 63.29 | / | 148.2~151.8 | |||
12 | 2 911.64 | 2 973.3 | 2 852.16 | 2 910.813 52 | 63.35 | / | 148.3~152.0 |
4 结论
(刘文浩 编译)