Banded Rocks (IMAGE) Penn State Caption This is a banded rock formation in Pilbara Craton, West Australia. Credit Hiroshi Ohmoto/Yumiko Watanabe Usage Restrictions Non-advertising use only License Licensed content 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.