内蒙古额济纳旗灰石山稀土铌多金属矿床地质特征及成因

陈海东, 王占富, 鲁宁, 张海峰, 谢建玺

Geological characteristics and genesis of the REE-Nb polymetallic deposit in Huishishan of Ejinaqi in Inner Mongolia

CHEN Haidong, WANG Zhanfu, LU Ning, ZHANG Haifeng, XIE Jianxi

灰石山矿区地质简图 1.古元古界北山岩群; 2.下二叠统双堡塘组; 3.上二叠统哈尔苏海组; 4.上白垩统乌兰苏海组; 5.辉石岩; 6.斜长角闪石岩; 7.闪长岩; 8.正长岩; 9.二叠纪二长花岗岩; 10.石英脉; 11.铌矿体及编号; 12.稀土矿体及编号; 13.岩层产状; 14.角度不整合界线; 15.实测正断层及倾角; 16.实测逆断层及倾角