meteorite micrograph (IMAGE) Southwest Research Institute Caption SwRI scientists studied the composition of a small shard of a meteoroid to determine that it likely originated from a previously unknown parent asteroid. This false-color micrograph of the meteoroid sample shows the unexpected amphibole crystals identified in orange. Credit NASA/USRA/Lunar and Planetary Institute Usage Restrictions Images/videos may be used by the media and the public for educational and informational purposes only 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.