Specimens

Kagoro, Kaduna State, Nigeria

Spinel

Sapat, Kohistan, Pakistan

Forsterite

Centervill, Boise Co., Idaho

Beryl

Centervill, Boise Co., Idaho

Beryl

Sunnyside Mine, Silverton, San Juan Co., Colorado, USA

Fluorite, Rhodochrosite

Copper Rose Mine, Grant Co., New Mexico, USA

Copper, Azurite

Hunan, China

Fluorite, Calcite

Tsumeb, Namibia

Smithsonite, Mimetite

Gem Pocket, Tsumeb, Namibia

Mimetite

Broken Hill Mine, Kabwe, Zambia

Smithsonite

Butte, Silver Bow Co., Montana, USA

Covellite, Pyrite

White Pine Mine, ONtonagon Co., Michigan, USA

Silver

El Dorado Co., California, USA

Gold

Merelani Hills, Arusha, Tanzania

Zoisite

Merelani Hills, Arusha, Tanzania

Zoisite

Merelani Hills, Arusha, Tanzania

Zoisite

Tsumeb, Namibia

Dioptase

Cole Shaft, Bisbee, Arizona, USA

Copper, Cuprite

N'Chwanning Mine, Kuruman, South Africa

Rhodochrosite

Merelani Hills, Arusha, Tanzania

Grossular

Plaka Mines, Laurion, East Attica, Greece

Piaotang Mine, Dayu Co., Jiangxi, China

Cassiterite, Fluorite, Quartz

Neunkirchen, Siegen-Wittgenstein, Arnsberg, Westphalia, Germany

Nani, Loliondo, Tanzania

Spessartine

Colombia

Beryl