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河南金矿床的多因复成特征及分布规律
THE MULTI-ORIGIN AND MULTIPERIODIC MINERALIZATION OF GOLD DEPOSITS AND THEIR DISTRIBUTION IN HENAN PROVINCE
【摘要】 依据地洼成矿理论对河南省金矿的成矿特点及分布规律进行探讨,认为省内金矿床多属岩浆热液再造富集型多因复成矿床。燕山期重熔型花岗岩浆活动和不同型式、不同规模、不同期次的构造活动控制了金矿成矿的时空分布。分析了金矿床的形成机制,指出了找金的有利地区。
【Abstract】 Gold metallogeny and the distribution of gold depoeits in Hena province are studied. Based on the Diwa theory, the gold de-posits are polgenetic compound deposits related to reconstruction- enrichment by magmatic hydrothermal fluid.The distribution of ore de-peits in time and space are controlled by Yanshanian remelting - type granite and structures of differed mode and scale. According to theabove - mentioned studies, the metallogenic mechanism of gold deposits are detailed and the favourable regions for gold prospecting are pointedout.
【关键词】 地洼成矿;
多因复成矿床;
河南;
金矿;
【Key words】 Diwa theory; polygenetic compound deposits; gold metallogeng; Henan;
【Key words】 Diwa theory; polygenetic compound deposits; gold metallogeng; Henan;
- 【文献出处】 有色金属矿产与勘查 , 编辑部邮箱 ,1999年02期
- 【分类号】P618.51
- 【被引频次】7
- 【下载频次】122