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
表1 李洞沟金矿区主要金矿体特征
Table 1 Main gold orebody characteristics in Lidonggou gold mine area

矿体

编号

走向长度/m矿体厚度/m金品位/(×10-6矿石类型主要矿物组合主要矿化蚀变备注
变化范围平均值变化范围平均值
K1-11 4000.31~4.881.760.96~19.837.08角砾岩型石英+黄铁矿+褐铁矿硅化+褐铁矿化+电气石化
K1-24600.9~4.051.711.12~3.131.58角砾岩型石英+黄铁矿+褐铁矿+黄铜矿褐铁矿化+孔雀石化+铜蓝

铜品位:

0.42%~4.12%

K2-12800.9~6.464.091.09~21.1211.64石英脉型石英+黄铁矿+磁铁矿硅化+褐铁矿化+磁铁矿化具强磁性
K2-22600.87~5.293.084.57~4.874.83石英脉型石英+黄铁矿+磁铁矿硅化+褐铁矿化+磁铁矿化具强磁性
K3-21901.04~7.133.183.50~6.745.67角砾岩型石英+黄铁矿+黄铜矿硅化+黄铁矿化+绢云母化

铜品位:

0.12%~0.70%

K4-11200.76~0.950.850.83~4.452.62石英脉型石英+黄铁矿硅化+褐铁矿化
K5-11608.918.911.241.24含金黄铁矿黄铁矿黄铁矿化
K5-2(盲)801.16~2.501.831.40~3.141.95含金黄铁矿黄铁矿黄铁矿化
K6-15900.82~1.430.981.00~3.081.84角砾岩型石英+黄铁矿+辉钼矿硅化+黄铁矿化