Redox Structure of the Bambuí Basin, Eastern Brazil, and the Role of Oxygenation Conditions on the Development of Complex Life Forms in the Ediacaran/Cambrian Transition

Fabricio Caxito1, Erik A Sperling2, Gabriel Jubé Uhlein1, Paulo HA Dias3, Willian AL Moura1, Matheus F Lima1, Samantha Ritzer2, Hunter Olson2, Simon Poulton4 and Yijun Xiong4, (1)UFMG Universidade Federal de Minas Gerais, Departamento de Geologia, Belo Horizonte, Brazil, (2)Stanford University, Department of Geological Sciences, Stanford, United States, (3)CPRM Geological Survey of Brazil, Belo Horizonte, Brazil, (4)University of Leeds, Leeds, United Kingdom