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

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

Source R.Coulsell, 1990

Tags: COPPER SILVER

5083 MATIOLIITE, Gentil Mine, Mendes Pimental, Doce Valley, Minas Gerais, Brazil

Brazil South America

5083 MATIOLIITE, Gentil Mine, Mendes Pimental, Doce Valley, Minas Gerais, Brazil

September 28, 2019

3998 QUARTZ var. Amethyst, Boekenhoutshoek Area, Mkobola, Nkangala District, Mpumalanga Province, South Africa

Africa South Africa

3998 QUARTZ var. Amethyst, Boekenhoutshoek Area, Mkobola, Nkangala District, Mpumalanga Province, South Africa

September 28, 2019

3573 NICKELHEXAHYDRITE, 132 North Open Pit, Widgiemooltha, West. Aust., Australia

Australasia Australia Western Australia

3573 NICKELHEXAHYDRITE, 132 North Open Pit, Widgiemooltha, West. Aust., Australia

September 28, 2019

2666 VISEITE, TROLLEITE, Champion Mine, White Mountain, Mono County, California, U.S.A.

California North & Central Americas United States

2666 VISEITE, TROLLEITE, Champion Mine, White Mountain, Mono County, California, U.S.A.

September 28, 2019