Amethyst from Unusual Locality Amatitlán, Eduardo Neri Municipality, Guerrero, Mexico A nice cluster of sharp amethyst crystals exhibiting typical...

Two Amethyst Rose Specimens Irai, Rio Grande do Sul, Brazil This is a beautiful pair of fine, lustrous 'amethyst flowers', as they are known, from...

Zoisite on Acrylic Base This specimen is a fine, lustrous example of zoisite. Several colors are present in the crystal. A vivid blue variety of z...

Large Apophyllite with Stilbite India A very large decorative display specimen consisting of huge green apophyllite cubic crystals, intergrown wit...

Stilbite with Apophyllite Jalgaon, Maharashtra, India This is a beautiful and colorful cabinet-sized piece of pink-peach Stilbite and contrasting ...

Azurite with Malachite Milpillas Mine, Sonora, Mexico This superb, crystallized piece of Milpillas Azurite has very lustrous, rich royal blue, und...

Botryoidal Azurite from Rare Locality on Acrylic Base Sepon Mine, Vilabouly District, Savannakhet Province, Laos An exceedingly rare specimen with...

Azurite Pseudomorph after Malachite Milpillas Mine, Sonora, Mexico The Milpillas Mine quickly became a renowned locality for some of the finest az...

Two Azurite Specimens Milpillas Mine, Sonora, Mexico This lot consists of two fine miniature azurite specimens from a locality that produces among...

Azurite and Malachite Silver Bell Mine, Pima Co., Arizona, USA Azurite-malachite combinations are not new, and certainly at home in southern Arizo...

Large Azurite and Malachite Bou Beker, Touissit Disrtict, Jerada Province, Oriental Region, Morocco A large, colorful plate of azurite aesthetical...

Bladed Baryte Cavnic Mine, Cavnic, Maramureș County, Romania This is a large cabinet size specimen featuring nested and interlocking sheaves of di...

Barite on Calcite Elk Creek, Meade County, South Dakota, USA These gemmy, deep sherry-colored crystals are found in septarian nodules and need to ...

Marcasite on Barite Linwood Mine, Buffalo, Scott County, Iowa, USA This is an intriguing, three-dimensional, Escheresque piece featuring a jungle ...

Two Barytes Two fine miniatures from opposite sides of the Atlantic. The Illinois specimen, measuring approximately 5.5 x 4.3 x 3.5 cm, is a more ...

Baryte on Calcite, ref 52 Elk Creek, Meade Co., South Dakota, USA These gemmy, deep sherry-colored crystals are found in septarian nodules and n...

Barite Linwood Mine, Buffalo, Scott County, Iowa, USA The differential lusters and textures of the forms on the main crystal are fascinating. Rese...

Two Beryl Specimens Mt. Xuebaoding, Pingwu County, Sichuan, China // Minas Gerais, Brazil A sharp, lustrous example that has a maze-like surface o...

Brucite Killa Saifullah District, Balochistan Region, Pakistan. This is one of the more impressive and aesthetic specimens of yellow Brucites from...

Calcite with Pyrite Linwood Mine, Buffalo, Scott County, Iowa, USA This is a plate of lustrous, translucent to transparent scalenohedral calcite c...

Calcite Stalactite Cluster Of complex form and a fascinating study in the growth of calcite, this stalactite cluster is covered in calcite micro-c...

Calcite Elmwood Mine, Carthage, Smtih County, Tennessee, USA This fine specimen features typical lustrous and gemmy twinned scalenohedra on a thin...

Pyrite on Calcite Xianghualing Mine, Xianghualing Sn-polymetallic ore field, Linwu County, Chenzhou, Hunan, China The delicate sprinkling of pyrit...

Calcite on Matrix Sweetwater Mine, Ellington, Reynolds County, Missouri, USA This very fine specimen features a large, more complexly grown crysta...

Calcite on Scolecite on Acrylic Base Kukana, Ahmednagar District, Nashik Division, Maharashtra, India A sculptural piece showcasing a combination ...

Calcite Cluster West Camp, Santa Eulalia, Chihuahua, This is a beautiful dome of lustrous cream-colored crystals that sparkle when rotated in the...

Quartz After Calcite Twin with Fluorite on Acrylic Base Chifeng Prefecture, Inner Mongolia, China Truly an aesthetic mineralogical oddity, this sp...

Large Calcite Twin on Acrylic Base Mekhtar, Loralai District, Balochistan Region, Pakistan This locality in central Pakistan is known more for flu...

Pyrite Flecks on Calcite Chenzhou, Hunan, China This good cabinet-size cluster of slightly rounded calcite rhombohedra exhibiting a preferential c...

Cavansite on Stilbite Pune District, Pune Division, Maharashtra, India At 4.5 cm across, this bright teal-blue cluster of Cavansite This is a supe...

Celestine Geode Sakoany deposit, Katsepy Commune, Mitsinjo District, Boeny, Madagascar Celestine, named for its typical blue color, is a strontium...

Celestine Sakoany deposit, Katsepy Commune, Mitsinjo District, Boeny, Madagascar This now famous Madagascar deposit has produced literally tons of...

Cerussite, Galena and Baryte on Acrylic Base Mibladen, Aït Oufella Caïdat, Midelt Cercle, Midelt Province, Drâa-Tafilalet Region, Morocco This spe...

'Grape' Chalcedony Mamuju Regency, West Sulawesi Province, Indonesia This locality has been producing this unique spherical chalcedony for only a ...

Chrysocolla on Malachite on Acrylic Base Mashamba West Mine, Kolwezi District, Democratic Republic of the Congo A large, well-formed aesthetic spe...

Copper on Acrylic Base Rocklands Mine, Cloncurry, Cloncurry Shire, Queensland, Australia This specimen is from the Rocklands mine in Australia and...

Copper Specimen on Wooden Base White Pine Mine, Ontonagon County, Michigan, USA This elongated branch of copper crystals shows some sharp examples...

Tenorite with Copper Adventure Mine, Greenland, Greenland Township, Ontonagon County, Michigan, USA This is more of a specimen of tenorite than na...

Arborescent Copper White Pine Mine, Ontonagon County, Michigan, USA A very organic, delicate growth of crude crystals from one of the more famous ...

Copper Specimen White Pine Mine, Ontonagon County, Michigan, USA A choice, plumose aggregate of copper crystals from one of the classic localities...

Native Copper Crystals Keweenaw Peninsula, Michigan This excellent example of arborescent copper features an overgrowth of cuprite and other secon...

A Group of Four Ruby, Spinel and Cinnebar Specimens Corundum with Matrix on Acrylic Base, measuring approximately 4 x 3.2 x 3 cm. Height 4.5 cm wi...

Dioptase on Calcite Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia Dozens of supremely lustrous, vivid emerald green crystals are artistically arra...

Dioptase Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia Here is a very attractive, sparkling and large Dioptase specimen Tsumeb composed of dozens ...

Two Dioptase Specimens Two fine miniature copper mineral specimens representing two major Africa copper mining areas. Larger specimen features a c...

Dioptase on Calcite Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia Dioptase is well-known and indeed much desired for its intense color of green. T...

Diopside Crystal Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania Manyara Region, Tanzania This Diopside specimen ...

Two Elbaite Crystals Steel Blue Pocket (2004), Pederneira Mine, Minas Gerais, Brazil These are two crystals from the known 'Steel Blue Pocket' tha...

Emerald Crystal on Matrix on Acrylic Base Chivor Mine, Chivor, Boyacá Department, Colombia This fine specimen features a single, sharp, stout, sim...

Fluorite on Sphalerite with Dolomite on Acrylic Base Elmwood Mine, Carthage, Smtih County, Tennessee, USA A fine small cabinet specimen exhibiting...

Large Calcite with Fluorite Specimen Moscona Mine, El Pontón de Solís, Corvera de Asturias, Asturias, Spain The Moscona mine is one of the 'younge...

Two Purple Fluorites Naica Mine, Naica, Saucillo Mun., Chihuahua, Mexico Two fine clusters of cubic crystals with stepped growth faces. These real...

Two Fluorite Specimens A greenish-yellow to purple fluorite, measuring approximately 6 x 6 x 4 cm. Together with another greenish-yellow to purple...

Colorless Fluorite on Matrix Dalnegorsk, Russia This large cabinet specimen shows multiple, colorless fluorite crystals showing its dodecahedral c...

Purple Fluorite with Baryte Elmwood Mine, Carthage, Sith Co., Tennessee, USA A classic combination from a famous American locality, the Elmwood mi...

Fluorite with Siderite and Quartz Pasto Bueno, Pampas District, Pallasca Province, Ancash, Peru The pale green color of the fluorite and the asso...

Green Fluorite with Calcite on Acrylic Base Riemvasmaak, Kakamas, Kai Garib Local Municipality, ZF Mgcawu District Municipality, Northern Cape, So...

Green Fluorite with Sphalerite and Dolomite Riemvasmaak, Kakamas, Kai Garib Local Municipality, ZF Mgcawu District Municipality, Northern Cape, So...

Large Purple Fluorite Xia Yang Mine, Xia Yang city, Yongchun Co., Quanzhou, Fujian, China This fine specimen consists of lustrous, complex gemmy r...

Deep Green Fluorite with Galena and Quartz Weardale, Cumbria, England, UK This cabinet-size specimen consists of a cut plate of very dark green fl...