Sharp cubic metallic pyrite crystals in tan-colored Basalt matrix. The pyrite crystal has smooth crystal faces with almost mirror-like luster, stan...

Sharp cubic metallic pyrite crystal in tan-colored Basalt matrix. The pyrite crystal has smooth crystal faces with almost mirror-like luster, stand...

A large sharp cubic metallic pyrite crystal in tan-colored Basalt matrix. The pyrite crystal has smooth crystal faces with almost mirror-like luste...

AAA-quality gem transparent polished Brazilian Rose Quartz point. This natural specimen has a super-pink color and a highly-polished mirror face.  ...

AAA-quality gem transparent polished Brazilian Rose Quartz point. This natural specimen has a super-pink color and a highly-polished mirror face.  ...

AAA-quality gem transparent polished Brazilian Rose Quartz point. This natural specimen has a super-pink color and a highly-polished mirror face.  ...

AAA-quality gem transparent polished Brazilian Rose Quartz point. This natural specimen has a super-pink color and a highly-polished mirror face.  ...

AAA-quality gem transparent polished Brazilian Rose Quartz point. This natural specimen has a super-pink color and a highly-polished mirror face.  ...

from Paprok, Kamdesh District, Nuristan Province, Afghanistan Superb specimen of lustrous Rubellite var. pink tourmaline crystals fully terminated ...

From Pamir Mountains, Badakshan, Afghanistan Beautiful gemmy purple Scapolite crystal on feldspar matrix. Scapolite crystal have excellent color an...

From Chhaqpu, Braldu Valley, Skardu District, Gilgit-Baltistan, Pakistan Many interconnected crystals of black schorl tourmaline in  matrix of sta...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Rich coverage of grass-green mimetite crystals on translucent pink rhombohedral smiths...

from Elmwood Mine, Carthage, Smith County, Tennessee Large plate lined with scintillating micro quartz crystals with isolated rosettes of  brillian...

Here is very blocky, fine quality, facet grade, light tone of Spodumene var. yellow kunzite crystal. This spectacular medium light tone yellow-gree...

From Olinghouse Mine, 6030 bench, 813 pit, Washoe County, Nevada Many crystals of fine, wire crystals of native gold in spongy patches on greenish ...

Crafted in Brazil, this Medium - Genuine Amethyst Clustered Gemstone Tree on Amethyst Matrix (The Protection Tree) features genuine clustered Ameth...

Crafted in Brazil, this Small - Genuine Amethyst Clustered Gemstone Tree on Amethyst Matrix (The Protection Tree) features genuine clustered Amethy...

Fossilized ammonite halves which reveals the internal chambers lined with calcite crystals. The ammonite has been naturally replaced by calcite wi...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  Here is an exceptional world class specimen of a cluster of hexagonal crystals of brigh...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  An exceptional world-class cluster of hexagonal brick-red Vanadinite crystals with glas...

From Sierra de Los Lamentos, Chihuahua, Mexico Very sculptural large crystals of translucent orange-brown wulfenite with satin luster on the broad ...

From Touissit Mine, 21 km SSE of Oujda, Jerada Province, Oriental, MoroccoLarge cluster of translucent yellow bladed wulfenite crystals over tan-co...

From Cave-in-Rock District, Hardin County, Illinois Very aesthetic large transparent cubic fluorite crystals with white barite overgrown on yellow ...