2012 31 (2):  315-412    ISSN: 1004-5589:  CN: 22-1111/P Organic geochemical characteristics and geological significance of oil shales in Dalazi Formation of Luozigou Basin LIU Dong-Qing-1, LIU Rong-1, 2, LIU Zhao-Jun-1, 2, HU Xiao-Feng-1, SUN Ping-Chang-1, YANG Xiao-Hong-1, XU Yin-Bo-1 1. College of Earth Sciences，Jilin University，Changchun 130061，China; 2. Key-Lab for Evolution of Past Life and Environment in Northeast Asia，Ministry of Education，Changchun 130026，China Received null  Revised null  Online 2012-06-25 Reference   Corresponding author: