Specimens

Quiruvilca, La Libertad Dept., Peru

Pyrite, Hutchinsonite

Quiruvilca, La Libertad Dept., Peru

Pyrite, Hutchinsonite

Quiruvilca, La Libertad Dept., Peru

Pyrite, Hutchinsonite

Mount Mica, Paris, Maine, USA

Quartz

Loreto, Baja California, Mexico (?)

Floristella Mine, Enna Province, Sicily, Italy

Celestine

Wessels Mine, Kalahari Manganese Fields, South Africa

Ettringite

Strelley Station, Western Australia, Australia

Beryl

Mundo Nuevo Mine, La Libertad, Peru

Quartz

Mt. Odin, Revelstoke, British Columbia, Canada

Quartz

various

Toll Mountain, Jefferson Co. Montana, USA

Quartz

Mindouli District, Brazzaville, Congo

Dioptase, Quartz

Redruth, Cornwall, England

Chalcocite

Henderson No. 2 Mine, Chibougamu, Quebec, Canada

Cubanite

Sulfur Bank Mine, Lake Co., California, USA

Stibnite

Mindouli District, Brazzaville, Congo

Dioptase, Quartz

Central Mine, Central, Keweenaw Co., Michigan, USA

Copper

Dexing, Jiangxi Prov., China

Azurite, Malachite

Arizona, USA

Turquoise

Laker Pocket, Eagle Harbor, Keweenaw Co., Michigan, USA

Copper

Lily Mine, Ica Department, Peru

Clinoatacamite

Klein Spitzkopje, Karibib, Erongo Region, Namibia

Topaz

Lily Mine, Ica Department, Peru

Clinoatacamite

unknown

Rhodochrosite