Specimens

Baia Sprie, Romania

Bournonite

Yaogangxian Mine, Hunan, China

Stannite

Kertch, Crimea, Ukraine

Rhodochrosite

Mahenge, Morogoro, Tanzania

Spinel

Namibia (?)

Spessartine

Ouro Preto, Minas Gerais, Brazil

Topaz

Wagon Wheel Gap, Creede, Colorado, USA

Colorado, USA

Pyrite, Quartz

San Benito Co., California, USA

Andradite

Morenci Mine, Arizona, USA

Azurite, Malachite

Broken Hill, New South Wales, Australia

Rhodonite

Panasquiera, Portugal

Arsenopyrite

Broken Hill, New South Wales, Australia

Coronadite, Cerussite

Sweetwater Mine, Missouri, USA

Calcite

Butte, Montana, USA

Rhodochrosite

Mahenge, Morogoro, Tanzania

Spinel

Landanai, Tanzania

Kagoro, Kaduna State, Nigeria

Spinel

Kagoro, Kaduna State, Nigeria

Spinel

Mwajanga, near Komolo, Tanzania

Dravite

Mwajanga, near Komolo, Tanzania

Dravite

Big Easy claim, Blue Mountain, Pershing Co., Nevada, USA

Gold

Big Easy claim, Blue Mountain, Pershing Co., Nevada, USA

Gold

Ageti, Oyo State, Nigeria

Spessartine

Ageti, Oyo State, Nigeria

Spessartine