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黔东麻江古油藏的发现及其地质意义
石油与天然气地质
1982年 3卷 第No.4期
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Title
THE DISCOVERY OF A PALEOPOOL IN MAJIANG AND ITS GEOLOGICAL SIGNIFICANCE
Authors
Han Shiqing
Wang Shoude
Hu Weiyuan
摘要
人们对事物本质的认识,往往从现象开始。我们对麻江古油藏的认识,是从对志留系含沥青砂岩的调研开始的。一贵州东部的麻江、都匀、丹寨、凯里一带,在志留系翁项群第二段(Swn)中,广泛而稳定地分布着一套形象十分特殊的"黑砂岩"。细察之,其黑色并非导源于砂粒本身,实因其粒间充填物黑色所致。此填充物为何?是否石油的变异产物?其历史演变怎样?
Abstract
Recently,the black sandstone in the 2nd member of Wengxiang group(Swn)in Majiang,Duyun,Dangzhai and Kaili regions in eastern Gui-zhou was studied by detailed field survey and a lot of laboratory tests, and was discoverde no other than bituminous sandstone. The bitumen, with which the pore spaces between asnd grains are filled, is a variation of petroleum.
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