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Dendritic Quartz
Brazil
9.57 ct, 16.50 mm x 12.82 mm
Spinel
Burma
0.58 ct, 5.32 mm x 4.68 mm
Mustard Jasper
Indonesia
5.05 ct, 14.06 mm x 10.05 mm
Sapphire
Sri Lanka
0.15 ct, 3.79 mm x 2.95 mm
Vesuvianite ("Californite")
Butte County, California
2.49 ct, 18.00 mm x 6.15 mm
Zircon
Sri Lanka
2.16 ct, 7.2 mm
Adularia
Zillertal, Austria
0.55 ct, 6.02 mm x 3.87 mm
Herderite
Brazil
0.83 ct, 7.0 mm x 4.9 mm
Tourmaline
Mozambique
0.29 ct, 4.50 mm
Oligoclase (rare)
Tanzania
0.77 ct, 6.81 mm x 5.20 mm
Tourmaline
Afghanistan
5.50 ct, 12.2 mm x 10.2 mm
Smithsonite
Tsumeb, Namibia
4.23 ct, 9.5 mm x 8.0 mm
Rhodolite
Tanzania
3.66 ct, 10.0 mm x 8.0 mm
Tsavorite Garnet
Kenya
0.77 ct, 5.6 mm x 4.2 mm
Tourmaline (ex Brian Kosnar Collection)
Himalaya mine, San Diego County, California
3.7 x 1.0 x 0.8 cm
Fluorite with Amethyst
Riemvasmaak, Kakamas District, Northern Cape Province, South Africa
5.3 x 4.9 x 3.4 cm
Malachite ps. Azurite with Plancheite
Milpillas Mine, Cuitaca, Mun. de Cananea, Sonora, Mexico
5.3 x 4.0 x 1.8 cm
Aragonite and Copper pseudomorph after Aragonite (before and after set)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
2.7 x 2.4 x 2.0 cm and 2.7 x 2.3 x 2.0 cm
Ferberite (twin)
Tasna mine, Rosario section of Cerro Tasna, Nor Chichas Province, Potosi Department, Bolivia
4.5 x 3.5 x 3.0 cm