陕西汉中李洞沟金矿床成矿规律及成矿模式探讨
王小刚, 宇峰, 贾飞, 刘松柏, 邵永勇

Discussion on Metallogenic Regularity and Metallogenic Model of Lidonggou Gold Deposit in Hanzhong,Shaanxi Province
Xiaogang WANG, Feng YU, Fei JIA, Songbai LIU, Yongyong SHAO
图4 李洞沟金矿矿石镜下特征
Qz-石英;Ab-钠长石;Ms-白云母;Py-黄铁矿;Cp-黄铜矿;Sp-闪锌矿;Mot-辉钼矿;Lm-褐铁矿;Mal-孔雀石;Cov-铜蓝;(a)~(c)自然金以他形粒状分布在褐铁矿孔洞及矿石裂隙中;(d)碎裂状黄铁矿;(e)团块状黄铁矿沿网脉状裂隙被褐铁矿交代;(f)K2-1矿体矿石中褐铁矿包裹的闪锌矿;(g)K2-2矿体矿石中黄铁矿颗粒内出溶的黄铜矿;(h)K6-1矿体矿石中辉钼矿呈鳞片状和集合体状分布;(i)K2-2矿体矿石中孔雀石和铜蓝沿石英裂隙充填;(j)、(k)后期脉体沿早期石英裂隙充填形成网脉状;(l)孔雀石细脉沿石英裂隙充填
Fig.4 Microscopic characteristics of ore in Lidonggou gold mine