Finding Micrometeorites (IMAGE) Field Museum Caption This is co-author Fredrik Terfelt of Lund University collecting rocks containing 467-million-year-old micrometeorites at Lynna River in Russia. Credit Photo Credit: © Birger Schmitz, Lund University. Usage Restrictions Please include 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.