甘肃省白银市郝泉沟金矿床矿石特征浅析  

Ore Characteristics of Haoquangou Gold Deposit in Baiyin City,Gansu Province

作　　者：吴东 WU Dong(China University of Geosciences,Beijing 100083;Silver Mineral Exploration Institute,Gansu Geological Exploration Bureau of Nonferrous Metals,Baiyin 730900,China)

机构地区：[1]中国地质大学,北京100083 [2]甘肃省有色金属地质勘查局,白银矿产勘查院,甘肃白银730900

出　　处：《甘肃冶金》2020年第4期116-119,共4页Gansu Metallurgy

摘　　要：郝泉沟大地构造位置处于北祁连加里东褶皱带东段中部火山岩带上。矿石呈现出自形-半自形-他形的结构,其构造形态不仅包括脉状-网状,同时松散块状结构也是其主要形态之一。对于矿石而言,含量最好的矿物为铁矿,矿石金成色可高达860%左右。Haoquangou geotectonically locates in the central volcanic rock belt of the East Caledonian fold belt in North Qilian.The ore has a self-shaped,semi-self-shaped and other-shaped structure,which includes not only vein-network structure,but also loose block structure.For Ore,its content of the best minerals for iron ore,its gold fineness can be as high as 860%.

关 键 词：矿体 结构 二云母斜长花岗岩 郝泉沟金矿 

分 类 号：P618.51[天文地球—矿床学]