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陕西太白金矿床“三位一体”找矿预测模型及深部找矿预测

  • 作者:
  • 刘云华|赖正晗|王硕|魏子鑫|程建军|田育功|李志谦
  • 作者单位:
  • 长安大学地球科学与资源学院|长安大学地球科学与资源学院|长安大学地球科学与资源学院|中国冶金地质总局地球物理勘查院|中国黄金集团陕西太白黄金矿业有限公司|长安大学地球科学与资源学院|长安大学地球科学与资源学院
  • 基金项目:

  • 国家自然科学基金面上项目(41872219);中国黄金集团有限公司科研项目(220227220347)
  • 详细信息:

  • 作者简介:
  • 刘云华(1965—),男,教授,博士,从事金(银)、铅锌矿床成矿规律与找矿预测研究及教学工作;E-mail:280056933@qq.com
  • 通讯作者:
  • isnull
  • PDF下载

Trinity prospecting prediction model and deep prospecting prediction of the Taibai Gold Deposit in Shaanxi

  • English Author:
  • College of Earth Sciences and Resources,Chang’an University|College of Earth Sciences and Resources,Chang’an University|College of Earth Sciences and Resources,Chang’an University|Geophysical Exploration Academy of China Metallurgical Geology Bureau|Shaanxi Taibai Gold Mining Co.,Ltd.,China National Gold Group Co.,Ltd.|College of Earth Sciences and Resources,Chang’an University|College of Earth Sciences and Resources,Chang’an University
  • Unit:
  • 摘要
  • 在线预览
  • 参考文献

摘要:

为了解决制约矿山找矿突破的关键问题,运用勘查区找矿预测理论与方法,通过开展矿区三位空间构造-蚀变专项地质填图,对典型矿床进行了解剖,重点研究了太白金矿床(角砾岩型金矿床)的成矿构造和成矿结构面,查明了矿区成矿构造系统,构建了成矿构造的空间格架基础。通过对太白金矿床成矿地质体、成矿构造和成矿结构面、成矿作用特征标志的梳理和总结,初步构建了“三位一体”找矿预测模型,并结合构造原生晕测量成果,圈定了5处找矿靶区和3处远景区,其中一处找矿靶区经工程验证探获了工业矿体,初步证明“三位一体”找矿预测模型预测效果良好,对矿区找矿工作具有较好的现实指导意义。

关键词:

西秦岭;角砾岩型金矿床;三位一体;找矿预测模型;深部找矿;太白金矿床

Abstract:

To solve the key problems that restrict the breakthrough in mining exploration,the theory and methods of prospecting prediction in the exploration area were applied,and the special three-dimensional spatial structure-alteration geological mapping of the mining area was carried out,which dissected typical deposits and focused on study-ing the mineralization structure and mineralization structural surfaces of the Taibai Gold Deposit (breccia-type gold deposit),clarified the mineralization structure system in the mining area,and constructed the spatial framework basis of the mineralization structure.By sorting out and summarizing the mineralized geological body,mineralization structure and mineralization structural surfaces,and the characteristic markers of mineralization of the Taibai Gold Deposit,a preliminary trinity prospecting prediction model was constructed.Combined with the structural primary halo measurement results,5 prospecting targets and 3 areas with prospects were delineated.Among them,one prospecting target was verified through engineering exploration,indicating that the trinity prospecting prediction model has a good prediction effect and practical guiding significance for mining exploration in the mining area.

Keywords:

Western Qinling;breccia-type gold deposit;trinity;prospecting prediction model;deep prospecting;Taibai Gold Deposit