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紫金山金铜矿黄铁矿化学成分标型特征及其意义
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张文媛1 , 王翠芝1,*, 魏晓灿2, 范明森1, 陈丽华1 |
The Implications and Typomorphic Characteristics of Pyrite Chemical Composition in Zijinshan GoldCopper Deposit
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Zhang Wenyuan 1, Wang Cuizhi 1, Wei Xiaocan 2, Fan Mingsen 1, Chen Lihua 1 |
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Fig 2. Fig 2 The ore microscopy characteristics ofpyrites in Zijinshan gold-copper deposit a disseminated and vein structure; b agglomerate structure; c fragmentation structure; d vein structure; e hypidiomorphic-automorphic granular texture; f vein distribution pyrite; g allotriomorphic-hypidiomorphic granular texture; h fragmentation texture; i covellite filling the fissure of pyrite; j zoning texture; k pyrite distributed in the edge of the copper-sulfur compounds; l pytite symbiosis with covellite; m - o residual texture ; pvein distribution pyrite; PyI-pyrite formed before the Ore-forming; PyII-pyrite formed the Ore-forming; PyIII-pyrite formed after the Ore-forming; Alu-Alunite; Dig-Digenite; Cov-Covellite; En-Enargite; Bn-Bornite; Ccp-Chalcopyrite
图2 紫金山金铜矿黄铁矿的矿相学特征 a浸染状构造与脉状构造;b团块状构造;c碎裂构造;d脉状构造;e半自形-自形晶粒状结构;f脉状分布的黄铁矿;g他形-半自形晶粒状结构;h碎裂结构;i铜蓝沿黄铁矿碎裂充填;j环带结构;k黄铁矿沿铜硫化合物边缘分布;l与铜蓝共生的黄铁矿;m-o残余结构;p脉状黄铁矿; PyI-成矿前期黄铁矿;PyII-成矿期黄铁矿;PyIII-成矿后期黄铁矿;Alu-明矾石;Dig-蓝辉铜矿;Cov-铜蓝;En-硫砷铜矿;Bn-斑铜矿;Ccp-黄铜矿
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