4086 PARATELLURITE, Klondike Mine, Ward District, Boulder County, Colorado, U.S.A.. September 28, 2019 Steve Colorado North & Central Americas United States Source R.Coulsell, 1999
Australasia Australia Western Australia 0961 OSARIZAWAITE, Teutonic Bore Mine, Ten Mile Outcamp, Leonora Shire, West. Aust., Australia September 28, 2019
Argentina South America 5266 CRISTOBALITE, El Criollo Mine, Tanti, Cordoba Province, Argentina September 28, 2019
Arkansas North & Central Americas United States 3019 EGGLETONITE, Big Rock Quarry, Little Rock, Pulaski County, Arkansas, U.S.A. September 28, 2019
Australasia Australia Tasmania 0185 PORTLANDITE, Dunalley Canal, Dunalley, Tasmania, Australia September 28, 2019