From Castelinho Mine, near Frederico Westphalen, Alto Uruguai, Rio Grande do Sul, Brazil Colorless translucent scalenohedral calcite crystals on ma...

Large pristine specimen of several hemispherical cluster crystals radiating colorless scolecite clusters in a parallel formation. The scolecite cry...

From Xianghualing Cassiterite Mine, 32 km north of Linwu, Hunan Province, China Large, museum-quality, cubic transparent purple fluorite crystals w...

Museum quality silver Rutilated Quartz polished point, expertly crafted from natural quartz featuring rare and unusual silver rutile inclusions. De...

A rare and elegant museum quality silver rutilated quartz Bowl, hand-carved from a single piece of natural quartz. Featuring exceptional unusual si...

Transparent cubo-octahedral purple fluorite crystals isolated across its matrix lined with calcite crystals. The fluorite has been internal phantom...

This museum quality 307.5-carat natural amethyst from South Africa showcases a mesmerizing blend of rich red-purple and deep royal purple hues, cre...

Illuminate your jewelry collection with the warm golden brilliance of this stunning Natural Russian Heliodor. Expertly fashioned into an elegant ov...

This flawless 227.5ct museum quality, all natural Citrine gemstone has extraordinary color of the finest quality, which is known as Madiera or Cogn...

Make a bold statement with this magnificent 313.5-carat natural, untreated Amethyst gemstone from Brazil. Featuring a precision oval cut, this exce...

Discover the timeless elegance of this exceptional natural, untreated Brazilian Blue Topaz, expertly precision-cut to maximize its brilliance, outs...

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 ...

An aesthetic specimen of a 23" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 12" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 18" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 15" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 15" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 13" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 19" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

An aesthetic specimen of a 10" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...