Acanthite

Imiter, Atlas Mountains, Morocco

Danburite rough and cut

San Luis Potosi, Mexico

Diopside

Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania

Garnet var. Hessonite

Jeffrey Mine, Asbestos, Quebec, Canada

Quartz "Faden"

Dara Ismael Khan District, Waziristan, Pakistan

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka