Your Source For Fine Mineral Specimens

Filter By

Albite var. Pericline with Chlorite (Ed Bancroft Coll.)
St Gotthard Massif, Ticino, Switzerland
5.5 x 4.0 x 3.9 cm
Gypsum (Jaime Bird Coll.)
Naica, Chihuahua, Mexico
6.9 x 3.5 x 2.5 cm
Cuprian Smithsonite
El Refugio Mine, Choix, Sinaloa, Mexico
9.9 x 6.3 x 4.0 cm
Aragonite on Calcite (old classic) Ed Bancroft Coll.
Copper Queen Mine, Bisbee, Cochise Co., Arizona
6.0 x 3.4 x 3.0 cm
Pyromorphite
Daoping Mine, Guilin Prefect., Guangxi Zhuang A.R., China
8.4 x 4.2 x 3.4 cm
Galena on Fluorite (rare large combo) Dick Heck Coll.
Cave-in-Rock Sub-District, Hardin Co., Illinois
14.5 x 12.0 x 9.9 cm
DT Smoky Quartz (outstanding)
Diamantina, Minas Gerais, Brazil
15.9 x 8.4 x 7.5 cm
Tourmaline (new find, 2012)
Jos Plateau, Nigeria
7.8 x 4.0 x 3.0 cm
Dendritic Quartz (unique)
Brazil
8.63 ct, 21.55 mm x 11.82 mm
Ruby Crystal
Vietnam
2.53 ct, 12.13 mm x 5.35 mm
Tourmaline (custom faceted by Allyce Kosnar)
Nigeria
1.13 ct, 6.74 mm
Sapphire
Sri Lanka
1.11 ct, 6.69 mm
Enstatite (great color)
Morogoro, Tanzania
1.22 ct, 6.42 mm
Ruby / Zoisite
Mt Kilimanjaro, Tanzania
39.99 ct!, 29.00 mm x 21.05 mm
Smoky Quartz
Royal Scepter Mine, Hallelujah Junction, Petersen Mountain, Washoe County, Nevada
5.0 x 2.3 x 1.7 cm
Spessartine Garnet on Microcline
Wushan, Tongbei, Yunxiao, Zhangzhou Prefecture, Fujian, East Region, China
3.3 x 2.7 x 1.1 cm
Pentagonite
Wagholi, Poona, India
1.7 x 1.3 x 1.1 cm
Amethyst with Calcite* (*Calcite is rare from Bolivia)
Bombori, Potosi Department, Bolivia
4.7 x 2.6 x 2.2 cm
Limonite after Siderite
Kami Mine, Ayopaya Province, Cochabamba Department, Bolivia
9.0 x 5.8 x 5.6 cm
Wavellite on Quartz
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
4.3 x 2.7 x 2.5 cm
Augelite
Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
5.8 x 4.2 x 1.3 cm
Monazite-Ce (butterfly twins!)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
2.9 x 2.2 x 1.3 cm
Stannite with Jamesonite
San Jose mine, Oruro Department, Bolivia
3.7 x 1.8 x 1.4 cm
Pyromorphite (rare from Bolivia)
Huari-Hauri, Saavedra Province, Potosi Department, Bolivia
2.7 x 2.2 x 2.0 cm
Franckeite with Sphalerite psuedomorphs after Wurzite on Quartz (recent find)
San Jose Mine, Oruro, Cercado Province, Oruro Department, Bolivia
9.3 x 4.7 x 1.7 cm
Siderite on Quartz with Marcasite / Pyrite
Siglo XX mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
4.2 x 3.8 x 2.7 cm
Malachite (ex Harold Urish Coll.)
San Manuel Ore Body, San Manuel Mine, San Manuel District, Pinal County, Arizona
4.2 x 4.0 x 2.6 cm
Wulfenite (gemmy window pane) (ex Rich Kosnar collection)
Red Cloud mine, Trigo Mountains, La Paz County, Arizona
3.6 x 2.8 x 2.4 cm
Goethite with "Onegite" on Smoky Quartz (good specimen) (ex Brian Kosnar Collections)
LGPD #2 Claim, Park County, Colorado
10.5 x 9.7 x 6.1 cm
Amazonite with Smoky Quartz (ex Brian Kosnar Collection)
near Lake George, Park County, Colorado
4.2 x 3.1 x 3.0 cm