Rock Internal Scans (IMAGE) Duke University Caption The new x-ray scanner can provide detailed information about the internal makeup of rocks, which could be useful for archaeologists studying fossils or miners making decisions about which ore to use in their extraction facilities. Credit Joel Greenberg, Duke University Usage Restrictions None 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.