河南灵宝董家埝银矿床流体包裹体特征及矿床成因

刘畅, 张参辉, 张鑫, 纵瑞

Fluid inclusions and formation mechanisms of the Dongjianian silver deposit in Lingbao City, Henan Province, China

LIU Chang, ZHANG Can-Hui, ZHANG Xin, ZONG Rui

表1 董家埝银矿床流体包裹体显微测温结果

Table 1 Temperature measurement results of fluid inclusions of Dongjianian silver ore deposit

成矿阶段 包裹体类型 T m , C O 2/℃ Tm,ice/℃ T h , C O 2/℃ Tm,clath/℃ Th,tot/℃ 石英—黄铁矿阶段(Ⅰ) W型包裹体 -1.0~9.0 210~270 C型包裹体 -56.9~-56.5 12.1~29.6 7.2~10.8 151~268 石英—多金属 硫化物阶段(Ⅱ) W型包裹体 -0.2~-3.5 126~240 C型包裹体 -56.8~-56.6 20.2~24.6 8~11.9 127~238