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Star Sapphire
Sri Lanka
1.26 ct, 6.67 mm x 4.70 mm
Rose Quartz
Brazil
14.95 ct, 15.49 mm x 13.09 mm
Fluorite (Cut by Brett Kosnar) (ex Rich Kosnar Collection)
Richard A Kosnar Claim on Yucca Hill, Colorado
28.50 ct!, 19.03 mm
Grossular
Sri Lanka
2.27 ct, 9.3 mm x 7.1 mm
Large Spinel octahedron (ex. Ed David Coll.)
Mogok, Mandalay, Burma
4.7 x 3.9 x 3.5 cm
Scheelite with Fluorite (ex Allen Heyl Collection)
Dongshan Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou Prefecture, Hunan Province, China
7.3 x 4.7 x 3.7 cm
Sphalerite on Pyrite (ex Rich Kosnar Collection)
Pasco Province, Pasco Department, Peru
5.2 x 3.6 x 1.8 cm
Fluorite (unique color)
Yiyang, Tongbai, Henan Province, China
6.2 x 6.0 x 2.5 cm
Carbonate-rich Hydroxylapatite (rare and decent quality)
David Mosiah Prospect, Cerro Huanaquino, Potosi Department, Bolivia
1.9 x 1.1 x 0.8 cm
Epidote (unusual material)
Jefferson County, Montana
2.7 x 1.0 x 0.3 cm
Amethyst (reverse scepters)
Bombori, Potosi Department, Bolivia
7.2 x 5.1 x 2.3 cm
Rhodochrosite (ex Brian Kosnar Collection)
Sunnyside mine, near Silverton, San Juan County, Colorado
2.5 x 1.7 x 1.3 cm
Pyromorphite (1800s) ex Helsinki Univ. & Feinglos
Pribram, Bohemia, Czech Republic
10.2 x 7.7 x 5.1 cm
Wulfenite (ex Brian Kosnar and Harold Urish Collections)
Rowley Mine, Theba, Painted Rock Mts, Maricopa County, Arizona
4.4 x 3.2 x 1.2 cm
Stellerite (excellent quality) (ex Rich Kosnar collection)
Braen's Quarry (Sam Braen's Quarry), Haledon, Passaic County, New Jersey
4.1 x 2.8 x 1.8 cm
Sphalerite (new find)
Machacamarca Mine, near Colavi, Potosi Department, Bolivia
7.8 x 7.6 x 3.6 cm
Pyromorphite with WULFENITE (first time reported from Bolivia)
Huari-Huari Mine, Saavedra Province, Potosi Department, Bolivia
4.8 x 3.6 x 3.0 cm
Stephanite (recent find)
Porco mine, Quijarro Province, Potosi Dept., Bolivia
2.3 x 1.4 x 0.9 cm
Magnetite
Cerro Huanaquino, Potosi Department, Bolivia
4.5 x 2.2 x 1.7 cm
Vivianite (classic material)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
2.5 x 2.3 x 1.3 cm
Siderite
Estano Orcko mine, Colavi District, Potosi Department, Bolivia
5.8 x 3.8 x 3.1 cm
Scorzalite (rare)
Estano Orcko mine, Machacamarca District (Colavi District), Saavedra Province, Potosu Department, Bolivia
3.3 x 2.3 x 1.8 cm
Goethite with "Onegite" on Smoky Quartz (great piece) (ex Brian and Rich Kosnar Collections)
Lake George area, Park County, Colorado
10.2 x 5.7 x 2.7 cm
Smithsonite
K-22-6 Area, Sherman mine, Leadville, Lake County, Colorado
2.5 x 1.5 x 0.7 cm
Topaz (classic material) (ex Allen Heyl Collection)
Long Hill Mine (Old Mine Park, Hubbard Mine), Trumbull, Fairfield County, Connecticut
4.0 x 3.2 x 2.1 cm
Prehnite
Babingtonite occurrences, Qiaojia Co., Zhaotong Prefecture, Yunnan Province, China
15.7 x 10.5 x 5.3 cm
Azurite (ex Brian Kosnar and Harold Urish Collections)
Morenci Mine, Clifton-Morenci District, Shannon Mts, Greenlee County, Arizona
4.3 x 3.2 x 2.3 cm
Bicolor Tourmaline
Cruzeiro Mine, Minas Gerais, Brazil
1.1 x 0.8 x 0.6 cm
Aquamarine (ex Brian Kosnar Collection)
Padre Parauso, Jequitinhonha valley, Minas Gerais, Brazil
3.1 x 0.9 x 0.8 cm
Spodumene (var: Kunzite)
Urucum mine Galileia, Doce valley, Minas Gerais, Brazil
3.8 x 1.7 x 1.1 cm