大渔塘金矿床位于云南省金平(断块)Cu -Ni -Au -Mo 成矿带,是含金石英脉型矿床,金矿脉主要受北东向构造破碎带控制,具挤压破碎现象,矿化多集中在构造叠加部位,强度与挤压破碎程度成正相关关系,产于燕山期的黑云二长花岗岩体中。通过对大渔塘金矿区地质地球化学特征研究,认为大渔塘老林一带的 Au1号异常及1~5号矿脉具有较好的找矿潜力。
Dayutang Gold Deposit is located in Jinping(fault block)Cu -Ni -Au -Mo metallogenic belt,Yunnan Province,and is a gold-bearing quartzvein deposit.Gold veins are mainly controlled by the NE-trending tectonic frac-ture zone and are found in the biotite admellite of Yanshan period,with crushing phenomena.Mineralization mainly concentrates in the tectonic superposition.The crushing intensity and the degree of crushing are positively related. Through the study of geological and geochemical characteristics of Dayutang Gold Deposit,the paper thinks that there are good prospecting potentials in Au1anomaliesand veinsfrom No.1 to No.5 in Laolin region of Dayutang Gold Depos-it.
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