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西藏多龙矿集区发现浅成低温热液型铜(金银)矿床

唐菊兴 卫鲁杰 张志 宋俊龙 杨欢欢 段吉琳 高轲 方向 谭江云 孙兴国 丁帅 王勤 王艺云 杨超 陈红旗 李彦波 李玉彬

地球学报Issue(1):6-10,5.
地球学报Issue(1):6-10,5.DOI:10.3975/cagsb.2014.01.02

西藏多龙矿集区发现浅成低温热液型铜(金银)矿床

Discovery of the Epithermal Deposit of Cu (Au-Ag) in the Duolong Ore Concentrating Area, Tibet

唐菊兴 1卫鲁杰 2张志 3宋俊龙 3杨欢欢 3段吉琳 4高轲 3方向 3谭江云 5孙兴国 6丁帅 3王勤 3王艺云 3杨超 1陈红旗 2李彦波 2李玉彬2

作者信息

  • 1. 中国地质科学院矿产资源研究所,国土资源部成矿作用与资源评价重点实验室,北京 100037
  • 2. 西藏自治区地质矿产勘查开发局第五地质大队,青海格尔木 816000
  • 3. 成都理工大学,四川成都 610059
  • 4. 中国地质大学(北京),北京 100083
  • 5. 西藏自治区地质矿产勘查开发局第六地质大队,西藏拉萨 851400
  • 6. 西藏金龙矿业股份有限公司,西藏拉萨 850000
  • 折叠

摘要

Abstract

According to the latest survey results and detailed geological records in 2013, as well as some preliminary study about geological features and deposit type of south Tiegelong (Rongna) copper (gold-silver) deposit which located in Duolong copper (gold) ore concentration area, we believe that it is a porphyry related epithermal deposit. It is a typical high sulfidation epithermal deposit. Rongna is a huge Cu(Au-Ag) deposit. Here exist various attitudes of alunite and dickite, that is, typical banded, layered, crusty or massive ones and etc. Phyllic exists in the deep. The content of pyrite is 3%to 35%. Ore minerals consist of covellite, digenite, enargite, spionkopite, yarrowit, djurleite, anilite, bornite, tetrahedrite, chalcopyrite and other components. Comprehensive study has shown that there is an inferred high sulfidation epithermal deposit in the superficial or peripheral, and a porphyry copper (gold and silver) orebody in the deep. The discovery of south Tiegelong is brilliant which actually is an epithermal deposit. It has brought us a new chapter to find epithermal deposit in Tibet which is never an imaginable type here ever. This is quite significant for regional prospecting because it can give extremely meaningful implications for surveies.

关键词

浅成低温热液矿床/斑岩型/高硫型/西藏铁格龙南

Key words

epithermal deposit/porphyry type/high sulfur type/south Tiegelong, Tibet

分类

天文与地球科学

引用本文复制引用

唐菊兴,卫鲁杰,张志,宋俊龙,杨欢欢,段吉琳,高轲,方向,谭江云,孙兴国,丁帅,王勤,王艺云,杨超,陈红旗,李彦波,李玉彬..西藏多龙矿集区发现浅成低温热液型铜(金银)矿床[J].地球学报,2014,(1):6-10,5.

基金项目

本文由国家自然科学基金项目(编号:41172077)、国家973项目(编号:2011CB403103)、中国地质调查局青藏高原专项项目(编号:12120113037400)、中铝资源西藏金龙矿业股份有限公司项目(编号:XZJL-2013-JS03)联合资助。获中国地质科学院2013年度十大科技进展第三名。 (编号:41172077)

地球学报

OA北大核心CSCDCSTPCD

1006-3021

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