COALS

作品数:131被引量:463H指数:9
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Modes of Occurrence and Geological Origin of Beryllium in Coals from the Pu'an Coalfield, Guizhou, Southwest China
《Acta Geologica Sinica(English Edition)》2007年第3期470-476,共7页YANG Jianye 
This research is supported by the National Key Basic Research and Development Program (No. 2006CB202201);Natural Science Foundation of Shaanxi Education Department (No. DK01jk145);Natural Science Foundation of Shan'xi Science Department (No. 2004D02).
The concentration, modes of occurrence and geological origin of beryllium in five workable coal beds from the Pu'an Coalfield of Guizhou were studied using the inductively coupled-plasma mass spectrometry (ICP-MS),...
关键词:coal BERYLLIUM mode of occurrence geological origin GUIZHOU 
Geochemistry and mineralogy of the Late Permian coals from the Songzao Coalfield, Chongqing, southwestern China被引量:31
《Science China Earth Sciences》2007年第5期678-688,共11页DAI ShiFeng1,2, ZHOU YiPing3, REN DeYi1, WANG XiBo1, 2, LI Dan1, 2 & ZHAO Lei1, 2 1 State Key Laboratory of Coal Resources and Safe Mining (China University of Mining and Technology), Beijing 100083, China 2 Department of Resources and Earth Science, China University of Mining and Technology, Beijing 100083, China 3 Kunming Research Institute of Coal Science, Kunming 650041, China 
Supported by the National Key Basic Research and Development Program (Grant No. 2006CB202201);the National Natural Science Foundation of China (Grant No. 40472083);the Foundation for the Author of National Excellent Doctoral Dissertation of China (Grant No. 200448)
Mineralogy and geochemistry of the four main workable coal seams (No.6, No.7, No.8, and No.11) of Late Permian age from the Songzao Coalfield, Chongqing, Southwest China, were examined using in- ductively coupled plas...
关键词:coal trace elements mineral alkaline VOLCANIC ash Late PERMIAN period Songzao Coalfield 
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