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Lode Gold Deposits in Eastern Segment of the Northern Orogenic Belt of China:Products of Combined Metallogenesis

B.L.Zhang;X.P.Cai;J.Wang and J.Han Institute of Geology and Geophysics;Chinese Academy of Sciences;Beijing;China

  Bordering eastern Mongolia,Zabaikal and far east of Russia (Fig.1),the region of interest lies in the northeastern part of China,which is the largest alluvial gold concentration district in China.Although a great deal of exploration work has been carried out in the region for more than 40 years,only several lode gold deposits with varied sizes have been discovered and mined in eastern and northern parts of the region.Why is that most known lode gold deposits in the region are among small and medium sizes? Is there any potential of finding new lode gold deposits? This paper attempts to give some new ideas on the genesis and evolution of lode gold deposits in the region and proposes some new prospecting targets.……   
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