陕西镇安西部棋盘沟钨矿区成矿流体特征研究

阮仕琦,杨兴科,朱伟,高云峰,韩珂

Study on Characteristics of Ore-forming Fluids in Qipangou Tungsten Mining Area, Western of Zhen’an, Shaanxi

Shiqi RUAN,Xingke YANG,Wei ZHU,Yunfeng GAO,Ke HAN

表1 棋盘沟矿区白钨矿流体包裹体测温结果统计

Table 1 Statistics on temperature measurement results of fluid inclusions of scheelite in Qipangou mining area

样品编号 大小/μm 气液比/% 均一温度/℃ 冰点/℃ 盐度[w(NaCl)]/% 密度/(g?cm-3) 采样位置 BGQP-01 3×3~4×7 5~25 291.4~423.7 -8.5~-2.0 3.4~12.3 0.52~0.78 910中段 BGQP-02 3×5~5×8 5~25 323.3~383.2 -6.9~-2.9 4.6~10.3 0.62~0.76 910中段 BGQP-10 4×4~5×7 5~15 295.4~412.5 -6.6~-2.8 4.6~10.6 0.65~0.76 1130中段 BGQP-12 5×5~6×7 10~30 356.3~397.1 -7.6~-3.1 5.1~10.1 0.60~1.08 1130中段