Mineralizing characteristics and ore genesis of Qiushuwan Porphyry Cu-Mo Deposit in Zhenping County, Henan Province
  
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DOI:10.3969/j.issn.1671-4172.2016.06.007
KeyWord:Qiushuwan Cu-Mo Deposit; mineralization characteristics; ore genesis; Henan Province
  
AuthorInstitution
WANG Lun 陕西省地质矿产勘查开发局第三地质队,陕西 宝鸡
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Abstract:
      The Qiushuwan Cu-Mo Deposit has discovered in Yanlinggou Formation. The main mineralization type of Qiushuwan Cu-Mo Deposit occurs as irregular lenticular ore bodies in explosion breccia, which characterized by vein ore, thin-vien ore and net-vein ore, low grade, instable mineralization and strong wall rock alteration. The explosion breccia type mineralizaiton has present the irregular morphology and expansion-shrinkage of ore body by the destructive effect of fault stucture. The secondary mineralization occurs in clathrate structural framework, which characterized by low grade, stable mineralization and strong wall rock alteration. In addition, the vein/lenticular orebody in granitic pluton and the schist-host ore has characterized by lower grade and strong wall rock alteration. According to the research of fracture structure, mineralization enrichment rule and the mineralization distribution law, we conclude that the tectonic breccia type mineralization are mainly distributed in Beipo ore-section, and the metamorphic type mineralization are mainly distributed in Nanpo ore-section. The Middle-deep part of concealed prophyry bodies are the potential targets.
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