Specimens

Mamuju, Sulawesi, Indonesia

Quartz

Mahenge, Morogoro, Tanzania

Spinel

Kagoro, Kaduna State, Nigeria

Gahnite

Violet Claims, Wah Wah Mountains, Beaver Co., Utah, USA

Antimony, Beryl

Violet Claims, Wah Wah Mountains, Beaver Co., Utah, USA

Antimony, Beryl

Violet Claims, Wah Wah Mountains, Beaver Co., Utah, USA

Antimony, Beryl

Violet Claims, Wah Wah Mountains, Beaver Co., Utah, USA

Antimony, Beryl

Violet Claims, Wah Wah Mountains, Beaver Co., Utah, USA

Antimony, Beryl

Jegdalek ruby deposit, Surobi District, Kabul, Afghanistan

Corundum

Bunker Hill Mine, Kellogg, Idaho, USA

Pyromorphite

Chessy, Rhone-Alpes, France

Azurite, Malachite

Sakavalana mine, Ambatovita, Mandrosonoro, Madagascar

Pezzottaite

Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA

Caledonite

Machacamara District, Potosi Dept., Bolivia

Bournonite, Quartz

Milpillas Mine, Cuitaca, Sonora, Mexico

Azurite

Milpillas Mine, Cuitaca, Sonora, Mexico

Azurite

Milpillas Mine, Cuitaca, Sonora, Mexico

Azurite

Rowley Mine, Maricopa Co., Arizona, USA

Mimetite, Wulfenite

Rowley Mine, Maricopa Co., Arizona, USA

Mimetite, Wulfenite

Machacamara District, Potosi Dept., Bolivia

Bournonite

Machacamara District, Potosi Dept., Bolivia

Bournonite

Machacamara District, Potosi Dept., Bolivia

Pyrite, Bournonite

Machacamara District, Potosi Dept., Bolivia

Pyrite, Bournonite

Machacamara District, Potosi Dept., Bolivia

Bournonite

Various

Quartz