0008 SILVER, COPPER, Cliff Mine, Calumet, Keweenaw County, Michigan, U.S.A. September 28, 2019 Steve Michigan North & Central Americas United States Source R.Coulsell, 1990
Czech Republic Europe 5562 WHEWELLITE, Kladno, Central Bohemia Region, Bohemia, Czech Republic September 28, 2019
Europe Germany 0901 BARYTE, CHALCOPYRITE, Drieslar Mine, Dreislar, North Rhine Westphalia, Germany September 28, 2019
Montana North & Central Americas United States 5302 STOLZITE, HUBNERITE, QUARTZ, Black Pine Mine, Philipsberg, Granite County, Montana, U.S.A. September 28, 2019