Nanoanalytical Spectroscopy (IMAGE) University of Vienna Caption Nanoanalytical spectroscopy investigations of M. sedula grown on tungsten ore scheelite. M. sedula forms tungsten-bearing mineralized S-layer via encrusting with tungsten carbide-like compounds. Credit © Tetyana Milojevic Usage Restrictions The image may only be used with appropriate caption or credit. 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.