摘要
清原地区是一个花岗——绿岩区,绿岩是在晚太古代年轻地体裂谷期形成。该区的金矿床基本是在绿岩带形成之后由不同的地质作用形成的,共分四种成因类型。该区是个金矿集中区,也是一个金矿找矿的重要靶区。
Qing-Yuan district is a granite-greenstone terrain, The greenstone was formed during the youth stage of massif rifting in late Archean. Gold deposits were occurred by the various geological functions after greenstone belt formed. The genesis of gold deposit can de divided into four types.This district is a concentrated area of gold deposit and an important target for gold prospecting
出处
《黄金》
CAS
北大核心
1991年第2期1-6,共6页
Gold
关键词
花岗-绿岩区
金矿床
成因
granite-greenstone terrain
genetic type of gold deposit
meta-morphic hydrothermal, ductile shear zone, magmatism of activation.
