Lustrous transparent yellow-brown barite crystals completely covering one side of a double-sided plate of matrix. Yellow-metallic pyrite or chalcop...

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

A massive, 52 lb geode with large rhombic Calcite crystals beside a pseudomorphic quartz after Calcite crystals with pink Heulandite crystals in a ...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Lustrous deep-purple transparent amethyst quartz crystals surrounded...

From Nagar, Hunza Valley, Gilgit District, Gilgit-Baltistan, PakistanLarge lustrous terminated transparent aquamarine crystal, the blue gem variety...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  Here is an exceptional world class specimen of a cluster of hexagonal crystals of dark ...

Large cluster of silver-metallic arsenopyrite crystals with highly reflective luster with unusual parallel growth aggregates with small isolated ro...

Transparent 3d cubic purple fluorite crystals overgrown atop a cluster of lustrous sphalerite crystals . on matrix. The fluorite has rich purple zo...

From Huanggang Mine, Keshiketeng Qi, Chifeng, Inner Mongolia, China Pink mangano calcite flower. The pink color of the calcite is caused by mangane...

Three large cubic pyrite crystal across inter grown perched on Basalt matrix. The pyrite crystals have smooth faces and sharp edges, stands upright...

Lustrous transparent deep golden brown calcite crystal on large sphalerite matrix. Large 6" double terminated scalenohedral twinned on the C-axis w...

From Huanggang Mine, No. 6 Shaft, Keshiketeng Qi, Chifeng, Inner Mongolia, China Transparent dark-blue fluorite crystals covering front of gray qua...

From Xianghualing, Hunan Province, China   Internally clear transparent crystal cluster of vivid green cubic fluorite crystals on matrix. The matri...

From Greenlaws Mine, Victoria Flatt, Weardale, County Durham, England Lustrous transparent-to-translucent purple-gray cubic fluorite crystals. The ...

From Huanggang Mines, Hexigten Banner, Inner Mongolia A.R., China Lustrous transparent colorless calcite crystals with microscopic red hematite inc...

From Jalgaon,  Maharashtra, India   Large cabinet specimen of rich golden yellow calcite crystal cluster partially covered in lustrous gem apophyll...

From Cave-in-Rock District, Hardin County, Illinois Very aesthetic large transparent cubic fluorite crystals with white barite overgrown on yellow ...

From Huanggang Fe-Sn deposit, Hexigten Banner, Ulanhad League, Inner Mongolia, China   Large stalactitic formation of quartz covered by a second ge...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  Here is an exceptional world class specimen of a cluster of hexagonal crystals of dark ...

From Wagholi Quarry, Maharashtra, India Vibrant royal blue cavansite crystals in spherical aggregates on quartz microcrystal-coated matrix with sma...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Scintillating formation of spherical aggregates of quartz with translucent green conic...

Sculptural formation of sharp, distinct copper crystals from Daye Co., Hubei Province, China.  The copper looks beautiful under magnification. A l...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

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

From Guatomo Mine, near Tham Thalu, south of Hat Yai, Yala Province, Thailand Well defined undamaged specimen of olive yellow-green ball aggregates...

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

 from Elmwood Mine, Carthage, Smith County, Tennessee Transparent 3d cubic formation of bi colored purple fluorite with gem yellow core. Bright vib...

From Tekhdi, Madhya Pradesh, IndiaLarge cluster of translucent yellow-brown fluorite botryoidal crystals. The fluorite intersected the opposite cav...

From Ray Mine, Mineral Creek District, Pinal County, Arizona Bright blue micro crystal coating of chrysocolla over quartz crystal Custer matrix. T...

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

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

Large pristine specimen of several hemispherical cluster crystals radiating colorless scolecite clusters in a parallel formation. The scolecite cry...

from Moscona Mine,Solis, Corvera de Asturias, Villabona mining area, Spain Translucent rhombehdral crystals of colorless calcite large matrix of tr...

From Skardu Road, Baltistan, Northern Areas, Pakistan Large interesting quartz crystals with a cluster of microline at the center with gem transpar...

From  Liufengshan Mine, Guichi, Anhui Province, China Lustrous translucent vibrant royal blue crystals of azurite partially lining a gossan matrix ...

 From Dongchuan District, Kunming Prefecture, Yunnan Province, China Unique specimen of a sparkling, sharp, modified, metallic Pyrite crystals in c...

From Nandan County, Hechi, Guangxi, China   Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces a...

from De Ann Mine, Jiangxi, China Superb cabinet sized specimen of gem translucent purple dodecahedron fluorite cluster ecthed from Quartz matrix. D...

From Nandan County, Hechi, Guangxi, China Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces and...

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Pink mangano calcite flower. The pink color of the calcite is caused by mangane...

From Chumar Bakhoor, Hunza Valley, Gilgit District, Gilgit-Baltistan, Pakistan   Large translucent to transparent octahedral crystal of gem pink fl...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, NamibiaComplex intersection cluster of Azurite crystals with areas altered to green malachite ...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco Here is an exceptional world class specimen of large hexagonal crystals of bright red Va...

Large shallow vug with a transparent penetrating twinned golden calcite on druzy chalcedony matrix in stalactitic formations with several isolated ...

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China Huge cluster of fully crystallized, gem-purple fluorite crystals . The...

Large specimen of a radial formation of emerald green apophyllite crystals beside a intersecting crystals of transparent rhombic calcite crystals a...

From Pashan Hill Quarry, Poona District, Maharashtra, India Lustrous transparent bi-colored apophyllite crystals long with translucent pink stilbit...

From Jebel Ouichane, Sagangane, Nador Province, L'Oriental Region, Morocco.Lustrous transparent blue tapered barite crystals in a group of parallel...