Nevadaite (IMAGE) Terry Collins Assoc Caption Nevadaite (Cu2+,Al,V3+)6[Al8(PO4)8F8](OH)2·22H2O) is a category 1 and 2 rarity--formed from the scarce elements vanadium and copper under very restricted environmental conditions. The crystals are colorful but microscopic, and only known from two localities--Eureka County, Nevada, and a copper mine in Kyrgyzstan. High-res: http://bit.ly/20Gy3f2 Credit Robert Downs, University of Arizona. 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.