| 余家洼银金矿床地质特征及找矿标志 |
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| 引用本文： | 罗洪,王宗合,等.余家洼银金矿床地质特征及找矿标志[J].资源环境与工程,2000,14(1):12-19. |
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| 作者姓名： | 罗洪 王宗合 等 |
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| 作者单位： | 鄂西北地质矿产调查所 |
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| 摘 要： | 从矿体产出特征，矿石化学成分、矿物成分、矿石结构构造、银、金赋存状态及银、金矿物特征等方面描述了余家洼金矿床地质特征，提出了该矿床为火山喷发沉积－变生热液再造型中低温热液银金矿床的认识，并从地层、岩性、构造、围岩蚀变及地球化学等方面总结了该类型银金矿床的找矿标志。
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| 关 键 词： | 银金矿 地质特征 找矿标志 地球化学 构造 地层 |
GEOLOGICAL CHARACTERISTICS AND PROSPECTING CRITERIA OF YUJIAWUA SILVER-GOLD DEPOSIT |
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| Luo Hong,Wang Zonghe,Zhou Junhua.GEOLOGICAL CHARACTERISTICS AND PROSPECTING CRITERIA OF YUJIAWUA SILVER-GOLD DEPOSIT[J].Resources Environment & Engineering,2000,14(1):12-19. |
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| Authors: | Luo Hong Wang Zonghe Zhou Junhua |
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| Affiliation: | Northwestern Hubei Survey of Geology and Mineral Resources |
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| Abstract: | Geological characteristics of Yujiawua silver- gold deposit are expounded in aspects of ore-body ocurrence,ore chemical and mineral compositions,ore textures,Ag and Au hosted states, Ag and Au minerals features,etc.It is advanced that Yujiawua silver-gold deposit is a meso- epithermal deposit with volcanosedimentary- metahydrothermal reformation.Finally,the prospecting criteria for this type of silver-gold deposit are summarized in aspects of stratohorizon, lithologic chracter,structure,wall-rock alteration,geochemistry,etc. |
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| Keywords: | Yujiawua silver-gold deposit geological characteristic prospecting criteria |
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