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作 者:何桂麟 李守能 张琼 孙世荣 刘发伟 HE Gui-lin;LI Shou-neng;ZHANG Qiong;SUN Shi-rong;LIU Fa-wei(The 11th Geological Brigade of Xinjiang Geological and Mineral Exploration and Development Bureau,Changji 831100,China;115 Geological Brigade of Guizhou Geological and Mineral Exploration and Development Bureau,Guiyang 551400,China)
机构地区:[1]新疆地质矿产勘查开发局第十一地质大队,新疆昌吉831100 [2]贵州省地质矿产勘查开发局115地质大队,贵州贵阳551400
出 处:《世界有色金属》2023年第20期87-89,共3页World Nonferrous Metals
摘 要:工作区处于伊犁微板块之伊什基里克晚古生代裂谷带西部,矿区区域出露地层主要为石炭系大哈拉军山组、二叠系乌郎组,矿区含矿地层为下二叠统乌郎组,岩性主要为火山碎屑岩、火山碎屑熔岩,矿区二叠系火山机构及环状断裂发育,银铅矿分布于这些构造中,加满特矿区出露加中银铅矿床、科克布拉克银铅矿床、加西银铅矿床三个矿床,矿区矿石结构主要有半自形粒状结构、它形粒状结构,矿区矿石构造以浸染状、细脉状为主,矿床成因属与陆相火山热液有关的银铅矿床。The working area is located in the western part of the Yishikirik Late Paleozoic Rift Belt of the Yili Micro Plate.The exposed strata in the mining area are mainly the Carboniferous Dahalajunshan Formation and the Permian Wulang Formation.The ore bearing strata in the mining area are the Lower Permian Wulang Formation,with volcanic clastic rocks and lava as the main lithology.The Permian volcanic institutions and circular faults are developed in the mining area,and silver lead deposits are distributed in these structures.The Jiamante mining area has exposed the Jiazhong silver lead deposit There are three types of ore deposits in the mining area,namely the Kokbulak silver lead deposit and the Kashi silver lead deposit.The ore structure in the mining area mainly consists of semi automorphic and heteromorphic granular structures.The ore structure in the mining area is mainly disseminated and fine vein like,and the genesis of the deposit belongs to the silver lead deposit related to terrestrial volcanic hydrothermal fluids.
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