0108 CORDEROITE, CHALCEDONY, McDermitt Mine, Opalite District, Humboldt County, Nevada, U.S.A. September 28, 2019 Steve Nevada North & Central Americas United States Source F.Cureton, 1986
Africa Morocco 3339 DYSCRASITE, CALCITE, Bouismas Mine, Bouismas, Bou Azer Dist., Ouarzazate, Souss-Massa-Draa Region, Morocco September 28, 2019
Australasia Australia Victoria 6297 NATRODUFRENITE, Lake Boga Quarry, Lake Boga, Victoria, Australia September 28, 2019
Europe Italy 3437 SIDERAZOT, Novella Quarry, Mt. Vesuvius, Naples Province, Campania, Italy September 28, 2019
Africa Namibia 4143 WILLEMITE, Berg Aukas Mine, Grootfontein, Otjozondjupa Region, Namibia September 28, 2019