Specimens

Amatitlan, Guerrero, Mexico

Quartz

Mt Xuebaoding, Ping Wu, Sichuan Prov., China

Scheelite

Tongbei, Fujian Prov., China

Spessartine, Quartz

Cavnic, Maramures, Romania

Rhodochrosite

Ouro Preto, Minas Gerais, Brazil

Topaz

Custer, South Dakota, USA

Erfoud, Morocco

Santa Eulalia, Chihuahua, Mexico

Rhodochrosite, Quartz

Clay Center, Ohio, USA

Celestine

Maynard Mine, Thomas Range, Juab Co., Utah, USA

Topaz

White Queen Mine, Pala, San Diego Co., California, USA

Quartz

Gem Mine, San Benito Co., California, USA

Natrolite

Venice Salt Dome, Lousiana, USA

Chambersite

Mahenge, Morogoro, Tanzania

Spinel

Tsumeb, Namibia

Smithsonite

Butte, Silver Bow Co., Montana, USA

Covellite

Cozzodisi Mine, Sicily, Italy

Hale Creek Mine, Trinity Co., California, USA

Inesite

Cabeca do Cachorro claim, Sao Gabriel da Cachoeira, Amazonas, Brazil

Ludlamite

Mina Ojuela, Mapimi, Durango, Mexico

Mimetite, Wulfenite

San Pedro Corralitos, Chihuahua, Mexico

Mimetite

Nuristan, Afghanistan

Spodumene

Dara Pech, Kunar, Afghanistan

Mahenge, Morogoro, Tanzania

Spinel

Merelani Hills, Arusha, Tanzania

Diopside