Unique and colorful quartz banded agate bookends - cut and polished to a glassy finish from a natural agate. This bookend has a beautiful unique ag...

Lustrous cluster of Uruguayan deep-grape Amethyst crystals - handmade and formed in shape - with a polished agate rim. This beautiful specimen come...

A nicely banded cross section of an amethyst stalactite flower crystal from Southern Paraná Basalt Basin, Artigas, Uruguay Amethyst is a very power...

From Milpillas Mine, Cuitaca, Sonora, Mexico   This specimen has lustrous rich blue wedge-shaped azurite crystals inter-grown partially covering on...

Lustrous transparent powder blue thin pyramidal crystals in parallel formations on matrix inter grown with several isolated crystals of calcite in ...

From San Eugenio, Artigas Dept., Uruguay   Large 4'' x 2.5" scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of col...

From San Eugenio, Artigas Dept., Uruguay Large 7''  scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of colorless q...

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

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

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

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

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

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

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

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

From Stari Trg Mine,, Trepca Valley, Mitrovica, Mitrovica Dostrict, Kosovo Cluster of sharp scalenohedral calcite crystals partially covered with l...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

This stunning piece is super sparkly specimen. A substantial cluster of black amethyst chalcedony with unique stalactite formations. The edges of t...

This stunning piece is super sparkly specimen. A substantial cluster of black amethyst with unique stalactite formations. The edges of this beautif...

This stunning piece is super sparkly specimen. A substantial cluster of black amethyst with unique stalactite formations. The edges of this beautif...