4497 SULFUR, Silica Pit, Steamboat Springs, Washoe County, Nevada, U.S.A. September 28, 2019 Steve Nevada North & Central Americas United States Source C.Kovac, 2005
Europe Italy 6311 PHOSPHOELLENBERGITE, Masueria, Gilba Valley, Brossasco, Dora Maria Massif, Cuneo Province, Piedmont, Italy September 28, 2019
Brazil South America 2529 QUARTZ, ROSCHERITE, Sapucaia Mine, Sapucaia do Norte, Galileia, Doce Valley, Minas Gerais, Brazil September 28, 2019
Mexico North & Central Americas 3623 CALCITE, Santa Eulalia, Mun. de Aquiles Serdan, Chihuahua, Mexico September 28, 2019
Arizona North & Central Americas United States 6450 CHENEVIXITE, Patagonia District, Patagonia Mtns., Santa Cruz County, Arizona, U.S.A. September 28, 2019
