4144 WILLEMITE, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia September 28, 2019 Steve Africa Namibia Source C.Kovac, 2005
North & Central Americas South Dakota United States 1050 SARCOPSIDE, Bull Moose Mine, Custer, Custer County, South Dakota, U.S.A. September 28, 2019
Europe Italy 5535 MOLYSITE, Sasso Piano, Castelnuovo Val di Cecina, Pisa Province, Tuscany, Italy September 28, 2019
Scotland Strathclyde United Kingdom 1340 MULLITE, Loch Scridian, Isle of Mull, Strathclyde, Scotland, U.K. September 28, 2019
