Olmiite

N Chwanning II Mine, Kuruman, Republic of South Africa

Opal (polished)

Jalisco, Mexico

Quartz var. Faden

Dara Ismael Khan District, Waziristan, Pakistan

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka

Zoisite Var. Tanzanite

Arusha, Merelani, Tanzania

Opal var. Hyalite

San Luis Potosi, Mexico