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Emerald with Quartz
Bahia, Brazil
3.73 ct, 10.99 mm x 7.75 mm
Chrysoprase (rather gemmy)
Australia
0.23 ct, 4.17 mm
Amethyst
Brazil
0.74 ct, 6.07 mm
Fluorite
Argentina
19.10 ct, 18.23 mm x 13.12 mm
Quartz with GILALITE inclusions (i.e. "Paraiba Quartz")
Ceara, Brazil (NEW FIND! )
0.88 ct, 5.91 mm x 5.82 mm
Goethite / Hematite included Amethyst
Brazil
6.20 ct, 12.06 mm x 9.92 mm
Rhodochrosite
Argentina
10.72 ct, 16.24 mm x 12.08 mm
Spinel
Burma
0.56 ct, 5.09 mm x 4.64 mm
Spinel (cut by Brett Kosnar)
Burma
5.66 ct, 10.62 mm
Star Sapphire
Sri Lanka
1.01 ct, 6.70 mm x 5.73 mm
Dendritic Quartz
Brazil
14.25 ct
Ametrine
Anahi, Bolivia
4.14 ct, 13.50 mm x 6.68 mm
Color Change Garnet
Tanzania
0.26 ct, 4.55 mm x 3.48 mm
Babingtonite (ex Rich Kosnar Collection)
Prospect Park Quarry, Prospect Park, Passaic County, New Jersey
4.2 x 3.5 x 3.4 cm
Tourmaline (multicolor)
Stak Nala, Skardu Road, Haramosh Mts., Gilgit, Northern Areas, Pakistan
4.7 x 3.4 x 3.1 cm
Monazite-Ce (excellent twins!)
Siglo XX mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
2.2 x 2.1 x 1.5 cm
Potosiite (very rare material!)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
4.7 x 2.6 x 1.5 cm
Vivianite
Tomokoni adit, near Canutillos, Colavi, Saavedra Province, Potosi Department, 36 km NE of Potosi, Bolivia
3.7 x 2.1 x 1.8 cm
Ferberite (twin)
Tasna mine, Rosario section of Cerro Tasna, Nor Chichas Province, Potosi Department, Bolivia
2.7 x 2.5 x 2.1 cm
Vauxite with Childrenite (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (type locality for Vauxite)
2.1 x 1.7 x 0.9 cm
Bournonite
Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
5.8 x 5.3 x 5.0 cm
Copper pseudomorph after Aragonite (floater)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
2.7 x 2.3 x 1.7 cm
Goethite (superb quality) (ex Brian Kosnar Collection)
C. G. Coil claim on Goethite Hill, near Lake George, Park County, Colorado
5.2 x 4.7 x 3.6 cm
Calcite (Manganese-bearing) (ex Rich Kosnar Collection)
Gibraltar Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico
8.3 x 6.3 x 5.0 cm
Pyrite (forming over Ammonite fossils)
State Bridge area, Eagle County, Colorado
4.2 x 3.2 x 2.3 cm
Quartz (ex Brian Kosnar Collection)
Lawrence Level, Osceola Mine, Cunningham Gulch, Silverton, San Juan County, Colorado
7.4 x 6.7 x 2.1 cm
Heliodor (ex Brian Kosnar Collection)
Volodarsk-Volynskii, Zhytomyr Oblast', Ukraine
2.2 x 1.2 x 1.0 cm
Libethenite (ex Brian Kosnar Collection)
?ubietova (formerly Libethen in Hungary) ore belt, Western Slovenske Rudohorie Mts, Banska Bystrica Region, Slovakia (type locality)
7.2 x 6.4 x 3.5 cm
Amethyst scepter (ex Rich Kosnar Collection)
Zemmgrund, Zillertal, Tyrol, Austria
5.7 x 2.2 x 1.7 cm
Prehnite (ex Brian Kosnar Collection)
Brandberg area, Brandberg District, Erongo Region, Namibia
7.0 x 6.2 x 2.8 cm