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The black shale series that formed in the Ediacaran–Cambrian transition are important stratigraphic records of the co-evolution of the paleo-ocean, -climate, and -biology. In this study, we measured Re–Os isotopic compositions of the black shale in the Niutitang Formation from the Gezhongwu section in Zhijin, Guizhou Province. The samples had high Re and Os contents, with Re ranging from 21.27 to...
The East Qinling region in China, hosting several tens of Mesozoic magmatic-hydrothermal Mo deposits, is one of the largest molybdenum belts in the world. The recently discovered Longmendian Mo deposit, Luoning County, Henan Province, occurs within the Xiong’er Terrane of the East Qinling Mo belt. Here, the Mo mineralization is confined to altered amphibolite which is replaced by microcline, actinolite,...
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