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金属矿山 ›› 2014, Vol. 43 ›› Issue (07): 110-113.

• 地质与测量 • 上一篇    下一篇

攀枝花白马地区钒钛磁铁矿床磁异常特征

汪楷洋1,庹先国1,2,谢一峰1,刘严松3,何政伟3   

  1. 1.地球探测与信息技术教育部重点实验室,四川 成都 610059;2.西南科技大学国防科技学院,四川 绵阳 621010;3.国土资源部构造成矿成藏重点实验室,四川 成都 610059
  • 出版日期:2014-07-15 发布日期:2015-01-08
  • 基金资助:

    * 中国地质调查局地质调查工作项目(编号:1212011220867)。

Magnetic Anomaly Characteristics of Vanadium-titanium Magnetite Ore Deposit in Baima Region,Panzhihua

Wang Kaiyang1,Tuo Xianguo1,2,Xie Yifeng1,Liu Yansong3,He Zhengwei3   

  1. 1.Key laboratory of Earth Exploration & Information Techniques of the Ministry of Education,Chengdu 610059,China;2.School of National Defense Science and Technology,Southwest University of Science and Technology,Mianyang 621010,China;3.Key Laboratory of Tectonic Controlled Mineralization and Oil Reservoir,Ministry of Land and Resources,Chengdu 610059,China
  • Online:2014-07-15 Published:2015-01-08

摘要: 通过对攀枝花白马钒钛磁铁矿区的区域航空磁测成果以及地面高精度磁测成果进行综合研究,对已探明成矿区域进行验证分析,总结航磁异常特征、地面磁测异常特征与矿产信息的匹配关系,并对未探明地区进行找矿远景评价,从而归纳出白马矿区与控矿因素有关的磁异常特征规律。结果表明,该区域钒钛磁铁矿磁异常强度高,区域磁异常特征明显,磁法勘探在该矿区的岩体划分、构造单元及构造位置的划分、直接找矿等方面有着明显的作用,为解决该区域深部找矿疑难问题、建立地球物理找矿模型提供了磁异常特征的参考。

关键词: 白马地区, 钒钛磁铁矿, 磁异常特征

Abstract: The results of regional aeromagnetic survey and ground high-precision magnetic prospecting of Baima vanadium-titanium magnetite mining area in Panzhihua are investigated comprehensively.In addition,the explored mineralization region is verified and analyzed and the matching relationships between mineral information and anomaly characteristics of aeromagnetic and ground magnetic survey are summarized.Besides that,the prospecting evaluation on the unexplored areas is done and the regular pattern of magnetic anomaly that is related to the ore-controlling factors in Baima mining area is drawn.The research results show that there is a higher level of vanadium-titanium magnetic anomaly in Baima mining area,and obvious regional magnetic anomaly.Magnetic prospecting method has played a great role in classification of rock mass,tectonic unit,tectonic position and direct prospecting.The research also provides some reference of magnetic anomaly characteristics for resolving the deep prospecting problems and building up a geophysical ore-prospecting model.

Key words: Baima region, Vanadium-titanium magnetite, Magnetic anomaly characteristics