秦大军,蔡新平.冀东金厂峪特大型金矿床的地质地球化学特征和矿床成因[J].地质与勘探,1997,(5):4-9 |
冀东金厂峪特大型金矿床的地质地球化学特征和矿床成因 |
PRELIMINARY STUDY ON THE ORIGIN OF THE LARGE-SCALE GOLD DEPOSIT,JINCHANGYU, EASTERN HEBEI |
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DOI: |
中文关键词: 金矿床 地球化学 成矿作用 矿床成因 |
英文关键词: Jinchangyu gold deposit Geochemistry Metallogeny |
基金项目: |
秦大军 蔡新平 |
中国科学院地质研究所!北京100029 |
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中文摘要: |
金厂峪金矿产于八道河群王厂组,矿体受刘村寨-双沟峪复式向斜控制,成矿与中生代构造作用及岩浆活动有密切关系矿床的形成经历了复式向斜构造的形成,与岩浆活动有关的成矿热液沿构造薄弱带运移;热液蚀变及矿质沉淀。硫,氧,碳,铅同位素数据表明成矿物质来源于深部,与矿床围岩具有不同的属性。 |
英文摘要: |
The Jinchangyu large-scale gold deposit lies in the Wangchang formation of Badaohe group famous in eastern Hebei. It is con-trolled by the Liucunzhai -Shuanggouyu composit anticline. The mineralization is closely related to the Mesozoic tectonesm and mag-matism. The gold deposit underwent the formation of the composit anticline; the transportation of magma-related ore-bearing hy-drothermal fluids along tectonic zone; the precipitation ore-bearing hydrothermal fluids. According to the Carbon, Oxygen, Suffer, Lead isotopic data, the ore- forming material is characterized by deep source, and is not derived from the wall rock of the gold de-posit. |
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