From Ouro Preto, Minas Gerais, Brazil Huge single crystal of sherry-colored gem-grade topaz with complex etched surface on the flat termination...

From Ray Mine, Mineral Creek District, Pinal County, Arizona Bright blue micro crystal coating of chrysocolla over quartz crystal Custer matrix. T...

Beautiful polished freeform specimen featuring striking bands of mixed chrysocolla and malachite in a captivating concentric botryoidal growth patt...

Beautiful polished freeform specimen featuring striking bands of mixed chrysocolla and malachite in a captivating concentric botryoidal growth patt...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

From Bou Azzer District, Anti-Atlas Mountains, Ouarzazate, Morocco Lustrous rounded cluster of vibrant pink scalenohedral calcite crystals. The cal...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire) It is no surprise that minerals predominantely display co...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Scintillating formation of spherical aggregates of quartz with translucent green conic...

From Quincy Mine, Hancock, Keweenaw Peninsula Copper District, Houghton County, MichiganLustrous translucent parallel scalenohedral calcite crystal...

From Kolwezi, Katanga, Democratic Republic of the Congo (Zaire) Colorful specimen of lustrous translucent blue cornetite crystals with translucent...

From Mina Navidad, 19 km northwest of Abasolo, Durango, Mexico Lustrous transparent colorless spherical clusters of radiating orange creedite cryst...

From Red Lead Mine, Dundas, Tasmania, Australia Colorful specimen of bright red-orange translucent crocoite crystals on brown gossan with minor yel...

This unique red-orange Crocoite needle-like crystals from Red Lead Mine, Dundas, Tasmania, Australia. The lustrous and clean crystals have high vis...

The Chimney Rock Quarry in Bound Brook, NJ has produced world-class specimens of native copper. Unusually large specimen of crudely crystallized n...

From Berg Aukas Mine, Grootfontein, Otavi Mountain Land, Namibia   This specimen has lustrous and transparent dark-brown Descloizite crystals in a ...

From Berg Aukas Mine, 16 km ENE of Grootfontein, Otavi Mountain Land, Namibia Lustrous, well crystallized black-brown descloizite crystals in arrow...

This amazing stalactite formations are the height of beauty, with glittering druzy crystalline blossoms covering a cluster of long, finger-like pro...