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

From Nuestra Señora del Carmen Mines, La Celia lamproite outcrops, Jumilla, Murcia, SpainLustrous interconnected purple-gray crystals with minor ma...

From Xiaoqinggou, Datong, Shanxi, China Sculptural formation of twisted wire-crystals of native silver (naturally occurring silver crystals) with ...

From Red Lead Mine, Dundas, Tasmania, Australia Colorful specimen of bright red-orange translucent crocoite crystals on brown gossan with minor yel...

From Kolwezi, Katanga, Democratic Republic of the Congo (Zaire) Large polished free form botryoidal specimen of solid chrysocolla and malachite bu...

From Ahouli Mines, Aouli, 7 km northeast of Mibladen, Zeida-Aouli-Mibladen belt, Midelt Province, Morocco Sparkling blue azurite microcrystals with...

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

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Lustrous translucent gray-white with transparent colorless calcite crystals.  ...

From Casapalca District, Huarochiri Province, Peru Large lustrous striated cubic yellow-metallic pyrite crystals with black-metallic sphalerite cry...

Fully terminated single crystal of transparent gem quality spodumene var. Kunzite. The crystal faces are composed of smaller lustrous parallel crys...

Fully terminated single crystal of transparent gem quality spodumene var. Kunzite. The crystal faces are composed of smaller lustrous parallel crys...

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

From Aurangabad, Maharashtra, India Large pale snow white pseudomorph crystal of gem transparent calcite crystals coated with sparkling barite micr...

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

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

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

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

From Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria Sparkling cluster of lustrous translucent gray quartz crystals overgrown on...

From De'an Mine, Wushan, Jiangxi Province, China Lustrous blue green transparent fluorite crystal with a few pale-purple transparent purple ...

Skutterudite from Arbhar Bei Mine, Bou Azzer, Djebel Sarrho, Dades, Morocco Bright metallic skutterudite crystals with white calcite matrix. The sk...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

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