Barite quarry in the “Dresser Formation” of the Pilbara Craton. This rocks are around 3.5 million years old and contain evidence of microbial life. (IMAGE)

University of Göttingen

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.