(Table 1) Comparison of adjacent Cenomanian black shales with green claystone...
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Black shales possessing high concentrations of organic carbon (Foresman, 1978, doi:10.2973/dsdp.proc.40.111.1978) were deposited in many parts of the proto South Atlantic Ocean...
富含高浓度有机碳的黑色页岩（Foresman, 1978, doi:10.2973/dsdp.proc.40.111.1978）曾沉积于原南大西洋的诸多区域……
