Minerals

From Nasik District, Maharashtra, India Lustrous transparent-to-translucent colorless elongated scolecite crystals in a spray-shaped formation. The...

From Nasik District, Maharashtra, India Lustrous transparent-to-translucent colorless elongated scolecite crystals in a spray-shaped formation. The...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This top museum quality Amethyst Quartz geode slice features naturally formed, lustrous and fully terminated with highly reflective faces and a dee...

This top museum quality Amethyst Quartz geode slice features naturally formed, lustrous and fully terminated with highly reflective faces and a dee...

From Nasik District, Maharashtra, India Large translucent cubic crystals of calcite on light pink heulandite crystal cluster matrix. The calcite ha...

From Nagar, Hunza Valley, Gilgit District, Gilgit-Baltistan, PakistanLarge lustrous terminated transparent aquamarine crystal, the blue gem variety...

From Nasik District, Maharashtra, India One milky calcite crystal on powder blue druzy chalcedony matrix.   Weight: 393 grams , Dimensions: 4.5 x 1...

An aesthetic specimen of a 7.5" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glas...

This genuine Quartz geode from Morocco showcases stunning, see-through white crystals with a sparkling appearance. The perfectly shaped, pure white...

This genuine Quartz geode from Morocco showcases stunning, see-through white crystals with a sparkling appearance. The perfectly shaped, pure white...

Lustrous rich translucent green cubic halite crystals on matrix.     Weight: 1.85 lbs, Dimensions: 8 x 3.5 x 3.5 inches

From Huanggang Mine, No. 6 Shaft, Keshiketeng Qi, Chifeng, Inner Mongolia, China Transparent dark-blue fluorite crystals covering front of gray qua...

Nice old time piece with crystal groupings of white silky okenite, throughout this open pocket with smaller crystals of gyrolite. In very good cond...

Lustrous transparent deep golden brown calcite crystal on large sphalerite matrix. Large 6" double terminated scalenohedral twinned on the C-axis w...

From Huanggang Mine, Keshiketeng Qi, Chifeng, Inner Mongolia, China Pink mangano calcite flower. The pink color of the calcite is caused by mangane...

Xianghualing-Xianghuapu Mines, Hunan, China Unusual, unique one of a kind specimen of calcite on purple green fluorite. Cubic fluorite crystals in ...

Large cluster of transparent reddish orange quartz crystals with coloration caused by microscopic spherical hematite inclusions on matrix lined wit...