ISSN 1005-2518
CN 62-1112/TF
矿产勘查与资源评价

河北坝营石英脉型金矿床地质特征及找矿标志

  • 李伟男 ,
  • 黄江涛 ,
  • 王立考 ,
  • 李英杰 ,
  • 王金芳 ,
  • 董培培
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  • 石家庄经济学院资源学院,河北  石家庄   050031
李伟男(1989-),男,河北隆化人,硕士研究生,从事矿产普查与勘探研究工作。lwnchn@sina.com

收稿日期: 2015-02-03

  修回日期: 2015-04-11

  网络出版日期: 2015-11-16

基金资助

河北省科技支撑计划重点项目“中亚成矿带东段大型—超大型矿床成矿与找矿研究”(编号:12276709D)与河北省科技支撑计划项目“加权特征分析在多金属找矿预测中的应用研究”(编号:11277106D)联合资助

Geological Characteristics and Prospecting Criteria of Baying Quartz Vein Type Gold Deposit in Hebei Province

  • LI Weinan ,
  • HUANG Jiangtao ,
  • WANG Likao ,
  • LI Yingjie ,
  • WANG Jinfang ,
  • DONG Peipei
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  • College of Resources,Shijiazhuang University of Economics,Shijiazhuang    050031,Hebei,China

Received date: 2015-02-03

  Revised date: 2015-04-11

  Online published: 2015-11-16

摘要

坝营石英脉型金矿床位于河北丰宁凤山一带,张家口—丰宁—承德EW向金矿成矿带东段。矿床由13个金矿体构成,矿体呈脉状、长透镜状和豆荚状,其形态与产状严格受断裂破碎带和含金石英脉控制。矿床围岩蚀变强烈,主要为硅化、绢云母化、黄铁矿化、绿泥石化和碳酸盐化。金矿化主要发育在石英—多金属硫化物阶段。该矿床具有明显的断裂构造、含金石英脉、蚀变矿化、线状磁异常及线状激电异常等地质与地球物理找矿标志。通过分析坝营石英脉型金矿床地质特征及地质与地球物理找矿标志,指出该区具有寻找中型石英脉型金矿床的找矿潜力。

本文引用格式

李伟男 , 黄江涛 , 王立考 , 李英杰 , 王金芳 , 董培培 . 河北坝营石英脉型金矿床地质特征及找矿标志[J]. 黄金科学技术, 2015 , 23(3) : 7 -11 . DOI: 10.11872/j.issn.1005-2518.2015.03.007

Abstract

Baying quartz vein type gold deposit is located in the Fengshan area of Fengning,Hebei Province,which is the eastern part of Zhangjiakou-Fengning-Chengde gold metallogenic belt.The quartz vein type gold deposit occurs in the gold-bearing quartz veins of NWW fractured shatter zones.The ore bearing strata is Dantanzi group,Archean.The deposit consists of 13 known gold orebodies,in which I, III,VI orebodies are scale while others are small and lean.The shape and occurrence of orebodies are strictly controlled by fractured shatter zones and gold-bearing quartz veins.The orebodies occur as veins,long lens and podiform,which strike NWW.The wall rock of deposit is intensively altered,showed low to moderate temperature hydrothermal alteration,which is mainly manifested as silicification,sericitization,pyritization,chloritization and carbonatization.Gold mineralization is mainly   developed in the quartz-polymetal sulphide stage.The gold deposit has obvious geological,geophysical prospecting criteria,including fracture structure,gold-bearing quartz vein,the mineralization and alteration,linear magnetic anomaly and linear polarization anomalous,etc.Through analyzing the geological characteristics,and geology,geophysical prospecting criteria of the quartz vein type gold deposit,this paper points out that it has the prospecting potential for medium quartz vein type gold deposit in this area.

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