Your Source For Fine Mineral Specimens

Filter By

Prehnite
Sandare District, Kayes Region, Mali
3.6 x 2.2 x 1.8 cm
Pentagonite with Calcite
Wagholi, Poona, India
2.0 x 1.5 x 1.0 cm
Clinozoisite (ex Brian Kosnar Collection)
Alchuri, Shigar Valley, Baltistan, Northern Areas, Pakistan
3.1 x 2.1 x 0.3 cm
Anatase with Rutile (ex Brian Kosnar Collection)
Cuiaba District, Gouveia, Minas Gerais, Southeast Region, Brazil
2.7 x 1.4 x 1.3 cm
Andradite (var: "Demantoid") (new find!)
Antetezambato, Ambanja, Madagascar
2.3 x 1.8 x 1.3 cm
Bastnaesite (rare)
Zagi Mountain, Pakistan
0.72 ct, 5.06 mm x 4.32 mm
Fire Opal (cut by Allyce Kosnar)
Mexico
0.90 ct, 6.60 mm
Ametrine
Anahi, Bolivia
1.14 ct, 8.02 mm x 6.08 mm
Emerald
Bahia, Brazil
0.57 ct, 5.23 mm x 4.71 mm
Black Moonstone (unusual color)
India
7.96 ct, 12.17 mm
Chrome Diopside
Yakutia, Russia
0.43 ct, 5.22 mm x 4.14 mm
Sapphire
Sri Lanka
0.24 ct, 4.06 mm x 3.24 mm
Phosphosiderite (great color) (analyzed and confirmed)
Sapucaia, Brazil
7.33 ct, 13.88 mm
Carnelian (excellent color and quality)
Mozambique
3.83 ct, 9.95 mm
Spinel
Burma
0.25 ct, 3.60 mm
Citrine
Brazil
0.83 ct, 6.12 mm
Earrings, Peridot in 14 kt Yelow Gold and Sterling Silver
Arizona
0.50 ct (approximate total weight), 3.90 mm (approx size of stones)
Tiger's Eye (unusual reddish color)
North Cape Province, South Africa
5.37 ct, 19.92 mm x 9.00 mm
Chrysocolla
Miami, Arizona
5.81 ct, 14.00 mm x 10.15 mm
Rhodochrosite
Argentina
12.00 ct, 16.12 mm x 12.23 mm
Indicolite Tourmaline
Brazil
1.27 ct, 8.37 mm x 6.05 mm
Rhodolite
East Africa
0.68 ct, 5.14 mm
Rutile included Quartz
Brazil
9.02 ct, 13.73 mm x 10.06 mm
Tourmaline
Mt Mica, Maine
0.22 ct, 6.06 mm x 3.06 mm
Malachite
Argentina
10.67 ct, 16.16 mm x 12.02 mm
Oligoclase (rare)
Tanzania
0.60 ct, 5.25 mm
Spinel (gem crystal)
Burma
0.17 ct, 3.00 mm x 2.36 mm x 1.84 mm
Fluorite
Argentina
18.55 ct, 18.22 mm x 13.15 mm
Sunstone
Plush, Oregon
0.51 ct, 5.52 mm
Pendant, Spodumene crystal with a Sterling Silver cap
Afghanistan
15.00 ct (approx weight of crystal), 41.80 mm x 3.30 mm