Multiple Controls on the Paleoenvironment of the Early Cambrian Marine Black Shales in the Sichuan Basin, SW China: Geochemical and Organic Carbon Isotopic Evidence

Shufang Wang1, Guosheng Zhang1,2, Dazhong Dong1 and Yuman Wang1, (1)Research Institute of Petroleum Exploration and Development, Beijing, China, (2)Research Institute of Petroleum Exploration and Development, PetroChina, Beijing, China