黄金科学技术 ›› 2024, Vol. 32 ›› Issue (4): 559-578.doi: 10.11872/j.issn.1005-2518.2024.04.081
袁梓焜1,2,3(),邵拥军1,2,3,刘清泉1,2,3(),张毓策1,2,3,王智琳1,2,3
Zikun YUAN1,2,3(),Yongjun SHAO1,2,3,Qingquan LIU1,2,3(),Yuce ZHANG1,2,3,Zhilin WANG1,2,3
摘要:
万古地区金矿床成矿流体的性质、来源和演化以及矿床成因类型尚存在争议。本次选择万古地区的江东金矿床,系统开展了不同阶段石英的SEM-CL分析、流体包裹体显微测温、激光拉曼光谱分析以及H-O同位素测试。流体包裹体测试结果表明,成矿流体由中温、中—低盐度的H2O-NaCl-CO2体系逐渐演化为中—低温、中—低盐度的H2O-NaCl体系。H-O同位素测试结果表明:岩浆流体是主要的成矿流体来源,可能来源于燕山期的岩浆活动。金在成矿流体中主要以Au(HS)
中图分类号:
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