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

From Nasik District, Maharashtra, India Large translucent twinned crystals of calcite on translucent to transparent apophyllite crystal cluster mat...

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.  ...

A hand carved, heart-shaped dish made from a solid piece of brown calcite. This large, heart-shaped dish has lovely patterns/markings and very uniq...

From Edong Mining District, Daye, Hubei, China Cluster of sharp scalenohedral calcite crystals partially covered with lustrous iridescent metallic ...

From Soygaon, Aurangabad District, Maharashtra, IndiaLarge cluster of spherical balls of Thomsonite covered with mesolite crystals all over a bed o...

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

From Moscona Mine, Villabona District, Asturias, Spain. Very aesthetic cluster of yellow crystals of cubic fluorite with a colorless calcite crysta...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

From Gilgit District, Gilgit-Baltistan, Pakistan Lustrous transparent green terminated elbaite tourmaline crystal in gray quartz with a few tabular...

This is an elegant, bright Acadoparadoxides trilobite. There are several species of Acadoparadoxides from this formation. Acadoparadoxides is an e...

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

These trilobites from Morocco and are still embedded in their original limestone matrix! The fossils are incredibly three dimensional, with some of...

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

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

Lustrous yellow-metallic pyrite compound crystal with remnants of tan-colored matrix on the bottom. The pyrite crystal is cubo-octahedral form with...

Lustrous yellow-metallic pyrite compound crystal with remnants of tan-colored matrix on the bottom. The pyrite crystal is cubo-octahedral form with...

AAA quality, Brazilian clear quartz crystal point. The breathtaking crystal has been polished on all sides to a mirror finish. Clear Quartz is know...

AAA quality, Brazilian clear quartz crystal point. The breathtaking crystal has been polished on all sides to a mirror finish. Clear Quartz is know...

AAA quality, Brazilian clear quartz crystal point. The breathtaking crystal has been polished on all sides to a mirror finish. Clear Quartz is know...

High quality hand polished palm stone made of natural solid Ruby in Quartz. This piece has beautiful color throughout with hues of red and pink int...