Specimens

Jackson's Crossroads, Wilkes Co., Georgia, USA

Quartz

Minas Gerais, Brazil

Rogerley Mine, Durham Co., England

Galena, Fluorite

Xikuangshan Mine, Hunan Prov., China

Stibnite, Valentinite

San Carlos Mine, Chihuahua, Mexico

Vanadinite

Mina Polomo, Huancavelica, Peru

Realgar, Orpiment

Mibladen, Morocco

Cerussite

Siglo XX Mine, Llallagua, Potosi Dept., Bolivia

Vivianite

Arizona, USA

Turquoise

Namalulu, Tanzania

Biashara, Kenya

Corundum

Merelani Hills, Arusha, Tanzania

Grossular

Katanga, Congo (DRC)

Torbernite

Tanzania

Zircon

Mahenge, Morogoro, Tanzania

Spinel

Merelani Hills, Arusha, Tanzania

Graphite, Diopside

Mondo Mine, Tanzania

Titanite

Mwajanga, near Komolo, Tanzania

Dravite

Landani, Tanzania

Iron

Merelani Hills, Arusha, Tanzania

Wurtzite

Los Lamentos, Chihuahua, Mexico

Wulfenite

Getchell Mine, Humboldt Co. Nevada, USA

Realgar, Orpiment

Organ Mountains, Dona Ana Co., New Mexico, USA

Mimetite, Wulfenite

Goboboseb Mountains, Brandberg Region, Namibia

Prehnite, Quartz

Kharan, Balochistan, Pakistan

Brookite, Quartz