0366 CORUNDUM, Gallatin Gateway, Gallatin County, Montana, U.S.A.

September 28, 2019 Pendleton Montana North & Central Americas United States

Source G.Leske, 1980

1367 ORTHOCLASE, CHLORITE, Mt. Lucendro, Leventina, Ticino, Switzerland

Europe Switzerland

1367 ORTHOCLASE, CHLORITE, Mt. Lucendro, Leventina, Ticino, Switzerland

September 28, 2019

2230 KASOLITE, Shinkolobwe Mine, Shinkolabwe, Katanga Copper Cresent, Katanga, Demo. Republic of Congo

Africa Democratic Republic of Congo

2230 KASOLITE, Shinkolobwe Mine, Shinkolabwe, Katanga Copper Cresent, Katanga, Demo. Republic of Congo

September 28, 2019

0008 SILVER, COPPER, Cliff Mine, Calumet, Keweenaw County, Michigan, U.S.A.

Michigan North & Central Americas United States

0008 SILVER, COPPER, Cliff Mine, Calumet, Keweenaw County, Michigan, U.S.A.

September 28, 2019

2723 CHIAVENNITE, NATROLITE, Vevja Quarry, Tvedalen, Larvik, Vestfold, Norway

2723 CHIAVENNITE, NATROLITE, Vevja Quarry, Tvedalen, Larvik, Vestfold, Norway

September 28, 2019