From Agrigento Province, Sicily, Italy Classic and beautiful plate of bright gemmy translucent rich yellow sulphur crystals over translucent white ...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Large v-formation of transparent slightly smoky cerussite crystals with no attached ma...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

From Jalgaon District, Maharashtra, India  Classic example of cream colored cluster of bowtie stilbite crystal on matrix. Stilbite crystals are tra...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Rich cluster of many intersecting yellow mimetite crystals. Very lustrous, good color....

From Mina Navidad, 19 km northwest of Abasolo, Durango, Mexico Lustrous transparent colorless spherical clusters of radiating orange creedite cryst...

From San Pedro Mine, San Pedro Corralitos, Chihuahua, Mexico Well defined undamaged specimen of olive yellow-green ball aggregates of mimetite crys...

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Large specimen of silvery metallic luster arsenopyrite crystals in a subparall...

From West Boltsburn Mine, Rockhope District, Weardale, England Beautiful specimen of purple fluorite crystals  covered with overgrowth of siderite ...

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

From Xianghualing Cassiterite Mine, 32 km north of Linwu, Hunan Province, China Large, museum-quality, cubic transparent blue fluorite crystals wit...

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Several intersecting doubly terminated quartz crystals colored green by inclusi...

From Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgariaina Rare large specimen of crystals of arsenopyrite with quartz. The arseno...

Lustrous translucent red-brown sphalerite crystals in an elongated cluster perched on a thin slab of gray matrix coated with quartz microcrystals. ...

From Elk Creek, Meade County, South Dakota Large, museum-quality, lustrous transparent deep golden calcite on matrix. Double terminated scalenohedr...

Pristine cluster of colorless apophyllite crystals. The crystals vary from milky white to water-clear at the terminations. this is a stalactitic fo...

From Xuebaoding Mountain near Pingwu, Sichuan Province, ChinaTranslucent orange scheelite crystals on plate of limonite-stained muscovite mica crys...

From Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire)Lustrous transparent green acicular malachite crystals lining cavities on Cu...

Lustrous cluster of rhombohedral formation of calcite with heavy inclusions of brick red hematite. The calcite crystal faces are fully terminated w...

From Kunar, Afghanistan Large single crystal of transparent sherry colored Topaz with sharp complex basal pinacoid terminations. Crystal is well fo...

From La Grasta Mine, Delia, Caltanissetta Province, Sicily, Italy Colorless translucent prismatic celestine crystals with lustrous crystal faces, o...

From Kelly Mine, Magdalena District, Socorro County, New Mexico Beautiful specimen of lilac-purple botryoidal smithsonite in rounded, botryoidal sh...

From Flambeau Mine, Rusk County, Wisconsin, USA Iridescent crystals of metallic chalcopyrite on quartz crystals. Bright and lively color of blues ,...

From Flambeau Mine, Rusk County, Wisconsin, USA Iridescent crystals of metallic chalcopyrite on quartz crystals. Bright and lively color of blues ,...