Specimens

Eagle Mine, Gilman, Colorado, USA

Sphalerite, Siderite

Laurion, Greece

Smithsonite

Mitchell, Lawrence Co., Indiana, USA

Calcite, Dolomite

Yinnietharra, Western Australia, Australia

Schorl

29th Level, North Mine, Broken Hill, New South Wales, Australia

Galena, Spessartine

Banten, Java, Indonesia

Opal

Cerro de Mercado, Durango, Mexico

Keewenaw Peninsula, Michigan, USA

Copper

San Benito Co., California, USA

Andradite

Tanzania

Magnetite

Merelani Hills, Arusha, Tanzania

Grossular

Benitoite Gem Mine, San Benito Co., California, USA

Benitoite

Los Lamentos, Chihuahua, Mexico

Vanadinite

Douglas Hill Mine, Ludwig, Yerington Mining District, Lyon Co., Nevada, USA

Chrysocolla, Quartz

Huanggang Mine, Inner Mongolia, China

Ilvaite

Huanggang Mine, Inner Mongolia, China

Ilvaite

Baia Sprie mine (Felsobanya mine), Baia Sprie, Maramures Co., Romania

Stibnite

Kilosa, Morogoro, Tanzania

Enstatite

Kilosa, Morogoro, Tanzania

Enstatite

Mina Ojuela, Mapimi, Durango, Mexico

Aurichalcite, Conichalcite, Hemimorphite

Uchuchacua Mine, Oyon, Peru

Rhodochrosite

Hardin Co., Illinois, USA

Fluorite

Yaogangxian Mine, Hunan, China

Bournonite

Chatian Mine, Fenghuang, Hunan, China

Cinnabar

Ojuela Mine, Mapimi, Durango, Mexico

Scorodite