0621 CALCITE, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia September 28, 2019 Steve Africa Namibia Source T.Pauley, 1979
Arkansas North & Central Americas United States 4047 STRACZEKITE, QUARTZ, Union Carbide Mine, Wilson’s Springs, Garland County, Arkansas, U.S.A. September 28, 2019
Uncategorized 3107 ALTHAUSITE, Overntjern Quarry, Overntjern, Modum, Buskerud, Norway September 28, 2019
Europe Sweden 5896 HARSTIGITE, Harstigen Mine, Pajsberg, Filipstad, Varmland, Sweden September 28, 2019
Australasia Australia South Australia 3170 SHIGAITE, Iron Monarch Mine, Iron Knob, South Aust., Australia September 28, 2019
