Acanthite

Imiter, Atlas Mountains, Morocco

Adamite on Limonite

Ojuela Mine, Mapimi, Durango, Mexico

Danburite: Rough and Cut

Charcas, San Luis Potosi, Mexico

Quartz var. Faden

Dara Ismael Khan District, Waziristan, Pakistan

Quartz Var. Rose

Lavra da Ilha Pegmatite, Taquaral, Itinga, Aracuai, Minas Gerais, Brazil

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka