Microsphere from the meteorite (IMAGE) Goethe University Frankfurt Caption The iron oxide spherule found in the “Domaine du Météore” crater has a core composed of minerals typical for the crater environment and also contains a large number of microdiamonds. Credit Frank Brenker, Goethe University Frankfurt Usage Restrictions To be used only when reporting on Goethe University Frankfurt. Mention credit as: Frank Brenker, Goethe University Frankfurt License Original 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.