Technology Application |
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The Remote Sensing Alteration Information Extraction and Metallogenic Prognosis of the Boka Gold Deposit in Yunnan Province |
CHENG Zhi-yan 1,2, ZHAO Pei-song 1 |
1.East China Mineral Exploration and Development Bureau, Nanjing 210007, China; 2.Central South University, Changsha 410083, China |
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Abstract Located on the east edge of middle Kangdian axis,the Boka gold deposit has complicated ore-forming background and great ore-prospecting potential. In this paper,ETM+ remote sensing image was used to conduct tectonic interpretation and extraction of mineralized alteration information in the study area,combined with a comprehensive prospecting analysis of regional geological and geochemical information. The intense anomaly information of mineralized alteration at the intersection between the NS-trending and EW-trending structural zones displays regular variation regularity, suggesting that the southern part of the Boka gold deposit and the NS-striking alteration belt of the study area has good ore-search prospects.
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Keywords
Remote sensing
MODIS
Vegetation index
Vegetation index composing
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Issue Date: 17 June 2011
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