Danburite rough and cut

San Luis Potosi, Mexico

Heulandite with Stilbite

Jalgon, Maharashtra State, India

Quartz "Faden"

Dara Ismael Khan District, Waziristan, Pakistan

Smithsonite

Tsumeb Mine, Tsumeb, Namibia

Spinel (rough and cut)

Mogok, Sagaing District, Mandalay Division, Burma (Myanmar)

Tourmaline var. Uvite with Magnesite and Quartz

Brumado, Bahia, Northeast Region, Brazil