From Calumet-Hecla Mine, Houghton County, Michigan Sharp specimen of irregular native silver crystals with some areas still filled with country roc...

This Tyrannosaurus Rex Tibia bone is from the Cretaceous Age. The lower leg bone was found in the Hell Creek Formation in Fort Peck, Montana. This ...

This Genuine Huge Clear Quartz Crystal Cluster Point from Brazil is a versatile addition to any home. With its complete termination and shiny, refl...

From Elmwood Mine, Carthage, Smith County, Tennessee   Small group in hemispherical clusters of off-white barite overgrown on a large cubic cluster...

From Liufengshan Mine, Guichi, Anhui Province, China Lustrous dark-blue azurite crystals lining cavities front and rear on a crystallized mass of a...

Allosaurus hand and Lower Arm: 155-150 Million Years Old /(Late-Jurassic) Morrison Formation, Montana. The first big meat-eating predator discovere...

From Dulong Mine, Maguan, Yunnan, China Large plate of bright blue hemimorphite with botryoidal hemimorphite crystals coating brown matrix. The hem...

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

Sculptural formation of sharp, distinct copper crystals from Jiujiang Co., Jiangxi Province, China. The copper looks beautiful under magnification...

From Tieshan District, Huangshi Prefecture, Hubei Province, China Lustrous translucent large blocky golden rhombohedral crystals of calcite in a st...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

From Shigar Valley, Shigar District, Gilgit-Baltistan, Pakistan Cluster of many elongated aquamarine crystals with lustrous black schorl tourmaline...

Large, museum-quality, lustrous transparent deep golden calcite with small sphalerite crystal at the base of the crystal. Double terminated scaleno...

From Elmwood Mine, Tennessee, United States. Large, museum-quality, lustrous transparent deep golden calcite with sphalerite crystal at the base of...

From Kelly Mine, Magdalena District, Socorro County, New Mexico Beautiful specimen of lilac-purple botryoidal smithsonite in rounded, botryoidal sh...

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

From Shengus area, near Skardu, Pakistan This museum-quality specimen is from a new find. Showing incredible translucent lustrous deep red spessart...

From Navajun, Spain   Large rectangular shaped pyrite crystal with rich golden color and metallic mirror luster fully exposed on basalt matrix.   6...

Large specimen of 3-inch crystals of gem translucent emerald-green apophyllite with double terminations on a bed of wet luster pink stilbite crysta...

Museum-quality, large crystal of transparent Citrine quartz point with perfectly terminated faces. This world-class point is extremely large, with ...

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

From Jalgaon, Aurangabad District, Maharastra, India Exceptional formation of vivid green apophyllite crystals on matrix with large pink stilbite c...

From Jalgaon, Aurangabad District, Maharashtra, India Exceptional formation of vivid green apophyllite crystals on matrix with large pink stilbite ...

Huge, museum-quality, Himalayan quartz generator crystal, sitting on a large, white Feldspar crystal, both perfectly terminated with top luster. Th...