3464 PEROVSKITE, Magnet Cove, Hot Springs County, Arkansas, U.S.A. September 28, 2019 Steve Arkansas North & Central Americas United States Source C.Kovac, 2004
Australasia Australia Western Australia 4416 DRAVITE, Soklich Deposit, Yinnietharra, Upper Gascoyne Shire, West. Aust., Australia September 28, 2019
Europe Germany 2775 AGARDITE-(Y), QUARTZ, Clara Mine, Wolfach, Baden-Wurttemberg, Germany September 28, 2019
Arizona North & Central Americas United States 2220 COESITE, STISHTOVITE, Meteor Crater, Winslow, Coconino County, Arizona, U.S.A. September 28, 2019
Australasia Australia Tasmania 2192 QUARTZ var. Petrified Fern, Lune Sugarloaf, Lune River, Tasmania, Australia September 28, 2019
