Microbial Mg-carbonate Precipitation and Early Diagenetic Dolomite Crust Formation at Hypersaline Lagoon, Rio de Janeiro State, Brazil.

Anelize Manuela Bahniuk Rumbelsperger1, Judith A. McKenzie2, Edoardo Perri3, Natalie Vögeli4 and Crisogono Vasconcelos2, (1)Universidade Federal do Paraná, Centro, Brazil, (2)ETH Swiss Federal Institute of Technology Zurich, Geological Institute, Zurich, Switzerland, (3)Università della Calabria, Rende, Italy, (4)University Joseph Fourier Grenoble, Grenboble, France