Specimens

Ward and Lyons Mine, Camp Pardee, Pardee Mining District, Calaveras Co., California, USA

Uvarovite

San Benito Co., California, USA

Benitoite

Mibladen, Morocco

Cerussite

Pershing Co., Nevada, USA

Rogerley Mine, Durham Co., England

Fluorite

Jalna, Aurangabad, Maharshtra, India

Quartz

Boron Open Pit, Kern Co., California, USA

Calcite

Bor Mine, Dal'Negorsk, Russia

Tinzenite

Morogoro, Tanzania

Corundum

Anosy Region, Tulear Prov., Madagascar

Sapphirine

Winza, Dodoma, Tanzania

Corundum

1375 Level, Rustbucket Cavern, Meikle Mine, Elko Co., Nevada, USA

Chenzhou, Hunan Prov., China

Pyrite, Calcite

St. Ives Consols, Hayle, Cornwall, England

Bismuth

Merelani Hills, Arusha, Tanzania

Tremolite

Ojuela Mine, Mapimi, Durango, Mexico

Mottramite

Killa Saifullah, Balochistan, Pakistan

Brucite

Keweenaw Peninsula, Michigan, USA

Copper

Kop Krom Mine, Kop Daglari, East Anatolia, Turkey

Clinochlore

Mahenge, Morogoro, Tanzania

Spinel

Willow Creek, Alberta, Canada

Gypsum

Bou Azzer, Morocco

Arsenopyrite, Calcite

Red Bird Mine, Churchill Co., Nevada, USA

Cinnabar, Opal

Viloco Min, La Paz Dept., Bolivia

Cassiterite

Yancy Co., North Carolina, USA

Zaratite