Fossilized Bubbles 2 (image) University of Southern Denmark Share Print E-Mail Caption Fossilized bubbles and cyanobacterial fabric from 1.6 billion-year-old phosphatized microbial mats from Vindhyan Supergroup, central India. Credit: Stefan Bengtson. Credit Stefan Bengtson Usage Restrictions w credit Share Print E-Mail 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.