Geology of the Chang 7 Member oil shale of the Yanchang Formation of the Ordos Basin in central North China Bai Yunlai Ma Yuhua 10.6084/m9.figshare.7757213.v1 https://geolsoc.figshare.com/articles/journal_contribution/Geology_of_the_Chang_7_Member_oil_shale_of_the_Yanchang_Formation_of_the_Ordos_Basin_in_central_North_China/7757213 Oil shale geochemical composition, proximate and organic matter analyses from the Chang 7 Member oil shale, Ordos Basin, central north China. 2019-02-22 15:57:22 Chang 7 Member oil shale Ordos Basin North China Oil shale geochemical composition Geology