Adamite on Limonite

Ojuela Mine, Mapimi, Durango, Mexico

Apophyllite with Scolecite

Jalisgoan, near Jalgoan, Maharashtra State, India

Danburite: Rough and Cut

Charcas, San Luis Potosi, Mexico

Olmiite

N Chwanning II Mine, Kuruman, Republic of South Africa

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka

Sphalerite on Quartz

Shuikoushan Lead/Zinc Mine, Chaling, Hunan Province, China