Specimens

Wessels Mine, Kahalari Manganese Field, Northern Cape Province, South Africa

Hematite, Calcite

Merelani Hills, Simanjiro District, Manyara Region, Tanzania

Diopside

Ameib Farm, Usakos, Karibib, Erongo Region, Namibia

Jeremejevite

Nanisivik Mine, Nanisivik, Baffin Island, Nunavut, Canada

Sphalerite, Pyrite, Marcasite

Milpillas Mine, Cuitaca, Mun. de Santa Cruz, Sonora, Mexico

Azurite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Mashamba West Mine, Katanga, Congo (DRC)

Copper, Cuprite

Naica, Chihuahua, Mexico

Calcite, Anhydrite

Que Phong, Nghe An Prov., Vietnam

Quartz

Blanchard Mine, Bingham, New Mexico, USA

Cyanotrichite

Mex Tex Mine, Bingham, New Mexico, USA

Fluorite

Blanchard Mine, Bingham, New Mexico, USA

Galena, Fluorite, Anglesite

Blanchard Mine, Bingham, New Mexico, USA

Galena, Linarite

Mex Tex Mine, Bingham, New Mexico, USA

Fluorite, Quartz

Mex Tex Mine, Bingham, New Mexico, USA

Spangolite, Quartz

Blanchard Mine, Bingham, New Mexico, USA

Galena, Cerussite

Mex Tex Mine, Bingham, New Mexico, USA

Murdochite, Quartz

Blanchard Mine, Bingham, New Mexico, USA

Brochantite

Mex Tex Mine, Bingham, New Mexico, USA

Fluorite