Specimens

El Teniente Mine, Rancagua, Cachapoal Province, O'Higgins, Chile

Chalcophyllite

South Peak, Tres Hermanas Mtns., Luna Co., New Mexico, USA

Spurrite

La Mancuerna, Tatatila, Veracruz, Mexico

Barranco Saloral (Nabo Ravine), Teruel, Aragon, Spain

Dolomite

Sayan, Lima Region, Peru

Tinzenite

Maybee Quarry, Monroe Co., Michigan, USA

Cedar City, Iron Co., Utah, USA

Freiberg, Saxony, Germany

Sphalerite, Arsenopyrite, Quartz

Ingrid Mine, Nhampassa, Manica Prov., Mozambique

Chrysoberyl

Bamble Sector, Telemark, Norway

Zircon

Lemon Tree Pocket, Coronel Murta, Minas Gerais, Brazil

Mashamba West Mine, Lualaba, DR Congo

Arsenopyrite, Calcite

Merelani Hills, Arusha, Tanzania

Tremolite

Keweenaw Peninsula, Michigan, USA

Copper, Calcite

USA

Quartz

San Benito Co., California, USA

Andradite

Berg Aukas Mine, Grootfontein, Namibia

Smithsonite, Willemite

Kunar Prov., Afghanistan

Imiter Mine, Ouarzazate, Morocco

Acanthite

Prospect Park, Passaic Co., New Jersey, USA

Datolite, Quartz

Ruby Mountain, Elko Co., Nevada, USA

Quartz, Orthoclase

Charcas, San Luis Potosi, Mexico

Danburite, Quartz

Mina San Jose, Catorce, San Luis Potosi, Mexico

Stibnite, Stibiconite

Pismire Wash, Thomas Range, Juab Co., Utah, USA

Mina Oujela, Mapimi, Durango, Mexico

Ludlockite