Brittle stars, or ophiuroids, are echinoderms in the class Ophiuroidea, closely related to starfish. They crawl across the sea floor using their fl...

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

Bring a piece of the ocean into your home with this genuine purple acorn barnacle cluster. This naturally formed marine specimen features multiple ...

This is a fine example of a semiaquatic reptile from the Triasssic of China known as Keichousaurus hui. The Keichosaurs were members of the Pachypl...

This museum quality large polished Clear Quartz sphere from Brazil. This sphere boasts a weight of 16lbs and has been expertly polished to a high l...

From Agoudal Mine, Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, Morocco Lustrous translucent pink cobalt-rich calcite crystals ...

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

From Mibladen, Haute Moulouya Basin, Zeida-Aouli-Mibladen belt, Midelt Province, Morocco Unique lustrous translucent red-orange vanadinite crystals...

Red Quartz Hematite crystal cluster from Izizauen Alnif, Tarhbalt, Morocco. Cylindrical stalactite of calcite crystals mixed with red hematite.  He...

From Kamoya Mines, Lualaba Province, Democratic Republic of the Congo Several bright metallic crystals of rare carrollite running through white cal...

From Agrigento Province, Sicily, Italy A classic and beautiful specimen of gemmy translucent rich yellow sulfur crystal from Agrigento Province, Si...

From Nasik District, Maharashtra, India Lustrous cluster of intersecting acicular sprays of scolectite crystals with Stilbite matrix. The scolecite...

Genuine Muonionalusta Meteorite Slice from Norrbotten, Sweden. The Muonionalusta is a meteorite classified as fine octahedrite, type IVA (Of) which...

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

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

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Large specimen of silvery metallic luster arsenopyrite crystals in a subparall...

Top quality natural flat bladed (laminar) formation of blue ridge coral. Heliopora coerulea is a unique species of coral in the wild and great to u...

The Stylophora Coral is a small polyp stony coral commonly referred to as Cat's Paw, Club Finger, Cluster, Brush, or Bird's Nest Coral. It has roun...

Top quality natural flat bladed (laminar) formation of blue ridge coral. Heliopora coerulea is a unique species of coral in the wild and great to u...

Triplofusus giganteus, commonly known as the Florida horse conch or the giant horse conch, is a species of extremely large predatory subtropical an...

Top quality natural formation of gem amethyst variety quartz cluster with lustrous fully terminated crystals with highly reflective faces and deep ...

A large colony of Agaricia agaricites, commonly referred to as lettuce coral or tan lettuce-leaf coral, is a species of colonial stony coral belong...

A large colony of Agaricia agaricites, commonly referred to as lettuce coral or tan lettuce-leaf coral, is a species of colonial stony coral belong...

The Stylophora Coral is a small polyp stony coral commonly referred to as Cat's Paw, Club Finger, Cluster, Brush, or Bird's Nest Coral. It has roun...