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Hypersthene (Ferroan-Enstatite)
Hoher Bogen, Germany
9.56 ct, 14.15 mm
Tourmaline
Brazil
2.53 ct, 10.04 mm x 7.07 mm
Zircon
Cambodia
0.24 ct, 3.48 mm
Green Opal (unusual material)
Brazil
9.95 ct, 14.94 mm
Amazonite
Peru
2.96 ct, 9.60 mm
"Mookaite"
Western Australia
12.45 ct, 15.16 mm
Tourmaline (bicolor)
Mt Mica, Maine
0.23 ct, 6.00 mm x 3.08 mm
Peridot
Arizona
0.91 ct, 5.94 mm
Carnelian (excellent color and quality)
Mozambique
3.92 ct, 10.05 mm
Prehnite
Mali
7.25 ct, 12.03 mm
Spinel
Burma
0.29 ct, 4.99 mm x 3.30 mm
Oligoclase (rare) (cut by Brett Kosnar)
Tanzania
2.14 ct, 8.08 mm x 6.57 mm
Kyanite (bicolor)
Nepal
9.48 ct, 14.00 mm x 9.90 mm
Sapphire (unique stone)
Madagascar
6.89 ct, 9.00 mm x 10.03 mm
Rhodolite
Mozambique
2.64 ct, 9.94 mm x 7.82 mm
"Prasiolite" (Green Quartz)
Brazil
3.45 ct, 11.0 mm x 8.5 mm
Galkhaite (rare Hg sulfide)
Getchell Mine, Humboldt Co., Nevada
5.5 x 2.7 x 1.7 cm
Potosiite on Franckeite (very rare) (superb crystals) (ex Brian Kosnar Collection)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
8.5 x 6.6 x 3.8 cm
Galena with Sphalerite (ex Brian Kosnar Collection)
Picher Field, Tri-State District, Ottawa County, Oklahoma
3.3 x 2.1 x 1.6 cm
Malachite ps. Azurite
Milpillas Mine, Cuitaca, Mun. de Cananea, Sonora, Mexico
4.6 x 4.0 x 2.3 cm
Valentinite (New Find!)
San Jose Mine, Oruro City, Cercado Province, Oruro Department, Bolivia
3.3 x 2.5 x 2.3 cm
Vauxite (great color) (new find!)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality)
5.0 x 3.2 x 0.8 cm
Fluorite (ex Rich Kosnar Collection)
Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico
6.2 x 4.4 x 4.0 cm
Sphalerite pseudomorphs after Wurtzite on Pyrite (new find)
San Jose Mine, Oruro, Cercado Province, Oruro Department, Bolivia
4.1 x 2.3 x 2.2 cm
Boracite
Alto Chapare, Chapare Province, Cochabamba Department, Bolivia
4.4 x 3.4 x 3.0 cm
Aragonite and Copper pseudomorph after Aragonite (before and after set)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
1.5 x 1.4 x 1.0 cm (both specimens measure the same)
Quartz (ex Rich Kosnar Collection)
Zanett tunnel, Grizzly Bear Mine, Ouray, Ouray County, Colorado
5.5 x 2.3 x 1.7 cm
Apatite (ex Rich Kosnar Collection)
Sweet Home mine, near Alma, Park County, Colorado
3.1 x 1.9 x 1.4 cm
Rhodochrosite (ex Brian Kosnar Collection)
Sunnyside mine, near Silverton, San Juan County, Colorado
1.6 x 1.1 x 0.9 cm
Prehnite (fantastic quality) (new find!)
Lower New Street, Paterson, Passaic County, New Jersey
4.8 x 3.7 x 1.6 cm