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首页   >    黄金地质

豫西熊耳山矿集区祁雨沟斑岩型金矿床地质特征及找矿意义

  • 曾涛|唐利|黄丹峰|李军军|胡昕凯|赵玉
  • 作者单位:
  • 中国地质大学(北京)地球科学与资源学院|中国地质大学(北京)地球科学与资源学院丨河南省地质调查院丨栾川县自然资源局中国地质大学(北京)地球科学与资源学院丨中国地质大学(北京)地球科学与资源学院
  • 基金项目:

  • 大学生创新创业训练计划项目(2019-28);地质过程与矿产资源国家重点实验室开放课题(E71190115)
  • 详细信息:

  • 作者简介:
  • E-mail:ltang@cugb.edu.cn,010-82321208
  • 通讯作者:
  • 曾涛(1999—),男,四川乐山人,大学本科,研究方向为矿产资源勘查与评价;北京市海淀区学院路29号,中国地质大学(北京)地球科学与资源学院,100083;E-mail:454793373@qq.com
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Geological characteristics and prospecting significance of Qiyugou Porphyry Gold Deposit in the Xiong’ershan high ore concentration district,Western Henan Province

  • English Author:
  • School of Earth Sciences and Resources,China University of Geosciences (Beijing) | School of Earth Sciences and Resources,China University of Geosciences (Beijing) |Henan Institute of Geological Survey|.Luanchuan Natural Resource Bureau School of Earth Sciences and Resources,China University of Geosciences (Beijing) | School of Earth Sciences and Resources,China University of Geosciences (Beijing)
  • Unit:
  • 摘要
  • 在线预览
  • 参考文献

摘要:

祁雨沟金矿床位于熊耳山矿集区中部,目前在熊耳山矿集区已发现4种金矿床类型,斑岩型金矿床为其中之一。斑岩型金矿床目前在祁雨沟金矿区内仅发现了189矿体,该矿体赋存于燕山期花岗岩复合岩体中,主矿体产于祁雨沟400 m水平以下细粒花岗岩复合岩体深部的角砾化、硅化核顶部,其他支矿体以脉状、网脉状产出。矿体围岩蚀变极为发育,硅化、黄铁矿化、钾长石化及黑云母化与金矿化关系密切。?哐倚徒鹂蟠彩芑ǜ谘腋春涎姨搴褪幢浯刂疲呖勺魑钪饕恼铱蟊曛尽8萜钣旯到鹂蟠驳某煽蟮刂时尘啊⒖笄刂侍卣骷拔锘揭斐L卣鞯确矫娴淖酆涎芯浚衔笄段г谙钟锌筇宓纳畈亢屯馕Ь哂薪洗蟮淖试辞绷Α?

关键词:

斑岩型金矿床;地质特征;找矿潜力;找矿标志;祁雨沟金矿床;熊耳山矿集区

Abstract:

The Qiyugou Gold Deposit is located at the central segment of the Xiong’ershan high ore concentration district.At present,four types of gold deposits have been discovered in the Xiong’ershan high ore concentration district,in which porphyry gold deposit is one important type.The porphyry gold deposit is represented solely by the 189 ore bodies in Qiyugou Gold District which occur in the Yanshanian granite composite pluton.The main ore body occurs at the top of the brecciated and silicified cores of the fine-grained granite composite pluton below the level of 400 m,and other branch ore bodies occur as veins and stockworks.The wall rock alterations of ore body are well developed,and silicification,pyritization,potassic alteration and biotization are closely related to gold mineralization.The porphyry gold ore body is controlled by the granite composite pluton and wall rock alteration zone,which can be regarded as the major prospecting indicator.According to the comprehensive study of geological background,the geological and physicochemical characteristics of Qiyugou Gold Deposit,the prediction is that the deep level and periphery of the existing ore bodies might have great resource potential.

Keywords:

porphyry gold deposit;geological characteristics;prospecting potentials;prospecting indicator;Qiyugou Gold Deposit;Xiong’ershan high ore concentration district