From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Lustrous cluster of amethyst crystals with great transparency and rich purple color wit...

From Elk Creek, Meade County, South Dakota. Cluster of translucent yellow-brown barite on botryoidal crystals.  Weight: 1.9 lbs, Dimensions: 4 x 2 ...

Translucent yellow botryoidal yellow fluorite inside the quartz var. amethyst geode. Both portions of the geode are present. The exposed edge of th...

From Nasik District, Maharashtra, India Lustrous Large transparent yellow rhombohedral calcite crystal with textured striated crystal faces. Most o...

This fascinating specimen formed when gemmy calcite crystals grew in the natural pocket formed by a buried fossil clamshell. The interior of the sh...

From Nasik District, Maharashtra, India One milky calcite crystal on powder blue druzy chalcedony matrix.   Weight: 393 grams , Dimensions: 4.5 x 1...

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

From Joplin, Jasper County, Missouri, USA Lustrous large single 1 inch blue steel colored galena crystals on matrix enriched with quartz and ...

Top quality Brazilian Quartz point Crystal Cluster. This translucent crystal cluster has fully terminated quartz point crystals with lustrous highl...

Top quality Brazilian Quartz point Crystal Cluster. This translucent crystal cluster has fully terminated quartz point crystals with lustrous highl...

Top quality Brazilian Quartz point Crystal Cluster. This translucent crystal cluster has fully terminated quartz point crystals with lustrous highl...

Top quality Brazilian Quartz point Crystal Cluster. This translucent crystal cluster has fully terminated quartz point crystals with lustrous highl...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

From Jalgaon, Aurangabad District, Maharastra, India Very aesthetic, Lustrous transparent bi-colored apophyllite crystals with translucent pink sti...

This Herkimer Quartz Cluster from Herkimer County, New York boasts impeccable quality with a visually stunning stacked formation of doubly-terminat...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite with Cuprite crystals. The Silver ...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite. The Silver exhibits a well define...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite with metallic silver rhombic Cupri...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Benitoite Gem Mine, San Benito County, California, USA Several lustrous dark red-black neptunite crystals in contrasting white natrolite on gr...

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