Artracoona meteorite (IMAGE) University of Texas at Austin Caption A cross-polarized image of the Artracoona meteorite under 50 times magnification. Credit Michael Lucas. Usage Restrictions Include photo 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.