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作 者:唐文龙 李俊建[1,2] 彭翼 宋立军[4] 侯占国 张彤 TANG Wenlong;LI Junjian;PENG Yi;SONG Lijun;HOU Zhanguo;ZHANG Tong(Tianjin Center, China Geology Survey, Tianjin, 300170, China;North China Center for Geoscience Innovation, Tianjin 300170, China;Henan Institute of Geological Survey, Zhengzhou 450007, China;Hebei Institute of Geological Survey, Shijiazhuang 050081, China;Shanxi Institute of Geological Survey, Taiyuan 030006, China;Inner Mongolia Institute of Geological Survey, Hohhot 010020, China)
机构地区:[1]中国地质调查局天津地质调查中心,天津300170 [2]华北地质科技创新中心,天津300170 [3]河南省地质调查院,郑州450007 [4]河北省地质调查院,石家庄050081 [5]山西省地质调查院,太原030006 [6]内蒙古自治区地质调查院,呼和浩特010020
出 处:《地质找矿论丛》2021年第2期131-142,共12页Contributions to Geology and Mineral Resources Research
基 金:中国地质调查局项目(编号:DD20190379-31、1212011121029、200110200038);国家重点研发计划“深地资源勘查开采”重点专项课题(编号:2016YFC0600107、2018YFC0603805-1)联合资助。
摘 要:华北地区铜矿资源丰富,文章在对华北地区579处铜矿床(点)资料系统梳理的基础上,总结了区内矿床类型,划分出四大成矿期,认为侏罗纪—白垩纪为最主要的成矿时期,以斑岩型、接触交代型为主;提出不同类型铜矿时空分布特征及控矿因素;建立了7种预测类型划分方案、6种预测方法。探讨了华北地区铜矿的时空演化,认为在重要成矿带和典型矿床开展深部资源勘查是实现找矿突破的重要途径。North China is abundant with Copper resources.Based on the data of 579 copper ore deposits and occurrences,we summarized the copper deposits types and they are formed in three metallogenic epochs.The Jurassic-Cretaceous period is the the most important metallogenic epoch and the copper deposits are dominated by porphyry and skarn copper deposits.Spatial and temporal distribution and control factors for different copper deposits and 7 prediction types and 6 prediction methods are proposed.The spatial and temporal distribution evolution of the copper deposits is discussed and carrying out copper ore prospecting to depth of the known copper deposits is considered to be the key to make copper ore prospecting breakthrough in the North China.
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