New constraints on the formation of hydrocarbon-derived low magnesium calcite from brine seeps in the Gulf of Mexico

Huiwen Huang1, Dong Feng1, Shanggui Gong1, Xudong Wang1, Nicola Krake2, Ming Cheng1, Meng Jing1, Niu Li1, Jörn Peckmann2, Daniel Birgel2, Harry H Roberts3 and Duofu Chen4, (1)South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China, (2)Institute of Geology, Universität Hamburg, Hamburg, Germany, (3)Louisiana State University, Baton Rouge, LA, United States, (4)College of Marine Sciences, Shanghai Ocean University, Shanghai, China