内蒙古格鲁其堆山铅锌银矿床地质特征与矿床成因分析  

Geological Characteristics and Genesis of the Pb-Zn-Ag Deposits in Geluqidui Mountain of Inner Mongolia

作　　者：马靖[1] 周殿宇[1] 

机构地区：[1]武警黄金第三支队,黑龙江哈尔滨150069

出　　处：《甘肃冶金》2015年第2期104-107,共4页Gansu Metallurgy

摘　　要：格鲁其堆山位于额尔古纳地块中部,出露地层主要为新元古界、志留系、石炭系、白垩系、第四系地层;构造表现为褶皱和断裂构造,走向以NE向为主;侵入岩主要包括黑云母花岗岩和黑云母二长花岗岩;矿区内共发现3条铅锌银矿体,分别为Ⅱ-1、Ⅱ-2、Ⅺ-1号矿体,其中Ⅱ-1、Ⅱ-2号矿体产出在G-HT-2号异常中,Ⅺ-1号矿体产出在G-HT-Ⅺ异常中,围岩蚀变以中-低温蚀变为主,矿床成因类型为中低温热液矿床。The Geluqidui mountain is located in the central Eergu＇Na block, the exposed strata are mainly Neoproterozoic, Silurian, Carboniferous and Cretaceous and Quaternary strata; structure displays the folds and faults to NE to the main; intrusive rocks mainly include biotite granite and biotite granite two mining area were found in 3 ; a lead zinc silver orebody, respectively, II -1, II -2, Xi -1 ore body,＇ wherein the II -1, II -2, orebody in G-HT-2 abnormality, Xi No. -1 orebody at G-HT- Xi anomaly, wall rock alteration in middle low temperature alteration, the genetic type of deposit is a meso epithermal deposit.

关 键 词：铅锌银矿床 地质特征 矿床成因 格鲁其堆山 

分 类 号：P611[天文地球—矿床学]