This simple, clear, and unique collection of sterling silver Lapis Lazuli ring is like a work of art, that makes a statement and pairs with everyth...

From Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri Iridescent crystals of metallic chalcopyrite on matrix. The chalcopyrite iridescenc...

Genuine Spinosaurus (Dinosaur) tooth. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, ...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

A beautiful and free-form shaped translucent quartz clusters from Brazil. This specimen has beautiful lustrous quartz crystals. A great gift and a ...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

From Moscona Mine, Villabona District, Asturias, SpainAesthetic penetrating cubic formation of transparent to translucent golden yellow fluorite cr...

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

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Crinoids, also known as sea lilies, are members of the Echinodermata phylum along with starfish and sea urchins. This well preserved sea fossil is ...

Fire corals (Millepora alcicornis) are members of the Cnidaria phylum, and although fire coral looks like coral, it is a member of the class Hydroz...

Lustrous large gem transparent crystals of blue Celestite. Has a few large crystals with prism faces and chisel-shaped terminations. This specimen ...

From Bou Azer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, MoroccoLustrous specimen with several cavities lined with intersec...

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

  Large, natural trilobite in its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations known, and ...

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

Lustrous transparent deep golden calcite crystal on small sphalerite matrix. Large double terminated scalenohedral twinned on the C-axis with well ...

Lustrous transparent deep golden calcite crystal on small sphalerite matrix. Large double terminated scalenohedral twinned on the C-axis with well ...

AAA-quality gem transparent polished Brazilian Rose Quartz obelisk from Brazil. This natural specimen has a super-pink color and a highly-polished...

AAA quality, hand-polished flame free-form of natural gem translucent rose quartz from Brazil. This specimen has bright rich color, all sides hand ...

AAA quality, lustrous gem translucent yellow fluorite polished point. This specimen has bright rich honey yellow color and displays a base of ether...

From Leiping Mine, Guiyang, Hunan, China Internally flawless crystal cluster of optical-grade colorless calcite on gossan matrix. The calcite cryst...