3686 GEARKSUTITE, Grand Reef Mine, Laurel Canyon, Graham County, Arizona, U.S.A. September 28, 2019 Steve Arizona North & Central Americas United States Source R.Coulsell, 1999
Czech Republic Europe 1631 ZAVARITSKITE, QUARTZ, Horni Slavkov, Karlovy Vary Region, Bohemia, Czech Republic September 28, 2019
Bolivia South America 5423 POTOSIITE, CYLINDERITE, Poopo, Poopo Province, Oruro Department, Bolivia September 28, 2019
Australasia Australia South Australia 3126 BARYTE, Olympic Dam Mine, Roxby Downs, South Aust., Australia September 28, 2019
