Top quality polished Heart of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns, hand ...

Featuring a polished mirror finish, this top quality Blue Chalcedony Orca Stone Heart from Madagascar (.9 lbs) displays white to grey, greyish-blue...

Top quality polished Heart of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns, hand ...

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

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Transparent cluster of light green fluorite crystals with glassy crystal surface...

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Transparent cluster of light green  blue fluorite crystals with glassy crystal s...

Here is tunning 4.5ct Blue Tourmaline cats eye cabochon. This gemstone can be made into a stunning piece of jewelry according to your choice.   Gem...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Nentsberry Haggs Mine, Northumberland, England Stalactitic formation of botryoidal black-metallic hematite fully crystalized on all sides. The...

Here is stunning blue botyroidal formation of powder blue translucent hemimorphite on matrix. The hemimorphite has a scintillating surface composed...

Here is stunning blue botyroidal formation of powder blue translucent hemimorphite on matrix. The hemimorphite has a scintillating surface composed...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

From Jalgaon District, Maharashtra, India  Classic example of cream colored cluster of colorless bowtie stilbite crystal on matrix. Stilbite crysta...

From Jalgaon District, Maharashtra, India    Classic example of wheat-sheaf-shaped cluster of colorless bowtie stilbite crystals. Stilbite crystals...

From Jalgaon District, Maharashtra, India    Doubly-terminated cluster of pristine pale-yellow stilbite crystals on matrix. The stilbite crystals a...

Milpillas Mine, Cuitaca, Sonora, Mexico Large cabinet specimen of acicular vivid green crystals of brochantite lining one side of gray matrix. The ...

From Qilla (Killa) Saifullah Chrome Mines, northwestern Baluchistan, Pakistan   Lustrous hemispherical cluster of transparent-to-translucent lemon-...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...