Specimens

Viloco Mine, La Paz Dept., Bolivia

Cassiterite

San Jose Mine, Cercado Province, Oruro City, Oruro Dept., Bolivia

Franckeite

Imiter Mine, Ouarzazate Prov., Morocco

Acanthite, Proustite

Pachapaqui District, Bolognesi Province, Áncash, Peru

Rhodochrosite, Quartz

Pein Pyit, Mogok, Mandalay Division, Myammar (Burma)

Calcite, Chondrodite

Kagoro, Kaduna State, Nigeria

Spinel

Kagoro, Kaduna State, Nigeria

Spinel

Mahenge, Morogoro, Tanzania

Spinel

Mahenge, Morogoro, Tanzania

Spinel

Mahenge, Morogoro, Tanzania

Spinel

Mahenge, Morogoro, Tanzania

Spinel

Merelani Hills, Arusha, Tanzania

Prehnite

Hongda Mine, Lingqiu Co., Datong, Shanxi, China

Silver, Acanthite

Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania

Grossular

Flagstaff Mountain, Northport, Stevens Co., Washington, USA

Santa Eulalia, Chihuahua, Mexico

Hemimorphite

Tsumeb, Namibia

Wulfenite

Commercial Cramer Mine, Georgetown, Grant Co., New Mexico, USA

Descloizite

Eastgate Quarry, Durham, England

Fluorite

Carles, Asturias, Spain

Anorthite

Yanwuping Mine, Tongren, China

Cinnabar

Roc de Courlande, Puy de Dome, Auvergne, France

Sanidine

Roc de Courlande, Puy de Dome, Auvergne, France

2nd Sovetskii Mine, Dal'Negorsk, Far-Eastern Region, Russia

Quartz

2nd Sovetskii Mine, Dal'Negorsk, Far-Eastern Region, Russia

Quartz