Corundum var. Sapphire

Potanino Mine, Ilmen Mountains, Russia

Garnet var. Hessonite

Jeffrey Mine, Asbestos, Quebec, Canada

Heulandite with Stilbite

Jalgon, Maharashtra State, India

Olmiite on Calcite

N Chwanning II Mine, Kuruman, Republic of South Africa

Opal: Rough and Cut

Shoa Province, Ethiopia

Quartz Var. Rose

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