摘要
东狮沟位于矿区甘肃西部,主要分布于昌马盆地边缘,属祁连山高山区。矿体分布于超基性岩体北带,金矿化体地表氧化后形成红色、红褐色、土黄色松散的土状铁帽。主要由红色粉末状赤铁矿、褐铁矿、孔雀石、蓝铜矿等组成。金矿化体地表氧化后形成白色、浅黄色纤维状及泥状石棉。矿床既具有岩浆矿床的特征,又具有火山喷气矿床的特征。
Dongshigou mining area is located in western Gansu, mainly distributed in rim of Yuchangrna basin, belonging to the high area of the Qilian mountains. The ore body is located in the northern part of the ultrabasie rocks, forming redbrown, khaki loose earthy iron cap after surface oxidation of gold mineralization. It is mainly composed of red powdered hematite, limonite, malachite, azurite and other components. A white, pale yellow fibrous asbestos and pulpy body surface formed after surface oxidation of gold mineralization. Deposits feature both magmatic and fumaroles deposits.
出处
《甘肃冶金》
2015年第4期108-110,114,共4页
Gansu Metallurgy
关键词
金矿点
地质特征
找矿方向
玉门市
gold mine
geological characteristics
prospecting direction
Yumen district
