Must open original trash hole and country rock segregation.
必须将原来的废物坑与围岩隔离开.
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The zimenqiao Formation silicalite of Lower Carboniferous is the country rock of Changkeng Au - Ag deposit.
下石炭统梓门桥组硅质岩是粤西长坑金银矿床的直接容矿岩石.
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The country rock of the orebody are dolomites of Gaoyuzhuang Formation ( Middle Proterozoic era ) .
矿床围岩以中 元古界 高于庄组白云岩为主.
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The boundary line between ore body and country rock is distinct, being a meso - epithermal filling deposit.
矿体与围岩界线清晰, 属中-低温热液充填型矿床.
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Taoyuan molybdenum ore belongs to mesothermal hydrothermal vein deposit. Alteration of country rock has linear feature.
桃园钼矿床属中温热液脉型矿床, 围岩蚀变具线型对称特征.
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