Specimens

Milpillas Mine, Cuitaca, Sonora, Mexico

Cuprite

79 Mine, Gila Co., Arizona, USA

Smithsonite, Aurichalcite, Hemimorphite

Orange River, Karas Region, Namibia

Quartz

Orange River, Karas Region, Namibia

Quartz

Orange River, Karas Region, Namibia

Quartz

Mashewa, Tanga Region, Tanzania

Zircon

Mashewa, Tanga Region, Tanzania

Zircon

Baxter Springs, Picher Field, Tri-State District, Cherokee Co., Kansas, USA

Sphalerite, Chalcopyrite

Baxter Springs, Picher Field, Tri-State District, Cherokee Co., Kansas, USA

Galena, Sphalerite, Chalcopyrite

Nani, Loliondo, Tanzania

Spessartine

Nani, Loliondo, Tanzania

Spessartine

Merelani Hills, Arusha, Tanzania

Graphite, Pyrite, Grossular, Diopside

Madan, Rhodope Mts., Bulgaria

Chalcopyrite, Quartz

Shangbao Mine, Hunan, China

Pyrite, Quartz

Merelani Hills, Arusha, Tanzania

Calcite, Zoisite, Prehnite

Merelani Hills, Arusha, Tanzania

Prehnite

Merelani Hills, Arusha, Tanzania

Prehnite

Merelani Hills, Arusha, Tanzania

Zoisite, Prehnite

Merelani Hills, Arusha, Tanzania

Prehnite

Merelani Hills, Arusha, Tanzania

Graphite, Grossular

Merelani Hills, Arusha, Tanzania

Graphite, Grossular

Merelani Hills, Arusha, Tanzania

Graphite, Pyrite

Katanga, Congo (DRC)

Azurite

Padre paraiso, Minas Gerais, Brazil

Beryl

Brazil

Opal