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Tourmaline
Mozambique
0.34 ct, 4.59 mm
Larimar (Pectolite)
Hispanola, Dominican Republic
4.74 ct, 14.8 mm x 10.5 mm
Leucite (rare)
Alban Hills, Italy
0.17 ct, 3.70 mm
Spinel
Burma
0.98 ct, 7.0 mm x 5.2 mm
Bahianite (rare)
Bahia, Brazil
0.69 ct, 5.5 mm x 4.3 mm
Phenakite
Madagascar
0.57 ct, 5.95 mm x 5.04 mm
Zircon
Sri Lanka
1.58 ct, 7.0 mm
Sapphire (bicolor)
Sri Lanka
0.44 ct, 5.0 mm x 4.3 mm
Peridot
Arizona
2.72 ct, 10.0 mm x 8.0 mm
Vauxite with Paravauxite (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality for both species)
4.0 x 3.4 x 1.6 cm
Grossular (Hessonite)
Bellecombe, Chatillon, Aosta Province, Aosta Valley, Italy
5.7 x 4.2 x 3.3 cm
Phosphophyllite (twins on matrix)
Unificada mine, Cerro Rico, Potosi City, Potosi Department, Bolivia
5.2 x 4.2 x 1.8 cm
Silver
Porco mine, Quijarro Province, Potosi Dept., Bolivia
4.8 x 4.3 x 1.2 cm
Potosiite (very rare material!)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
4.2 x 4.1 x 1.1 cm
Paravauxite with Sigloite
Contacto vein, Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (type locality for both species)
3.5 x 2.4 x 2.2 cm
Cassiterite
Viloco mine, Loayza Province, La Paz Department, Bolivia
2.8 x 2.6 x 1.3 cm
Scorzalite (rare) (new find)
Estano Orcko mine, Machacamarca District (Colavi District), Saavedra Province, Potosi Department, Bolivia
8.2 x 4.3 x 2.3 cm
Andorite
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
4.2 x 3.3 x 3.2 cm
Amazonite with Smoky Quartz (ex Rich Kosnar Collection)
R. A. Kosnar claim on Yucca Hill, Steven's Ranch, near Lake George, Park County, Colorado
4.7 x 3.9 x 2.5 cm
Gold on Quartz (ex Rich Kosnar Collection)
London Mine, Lincoln Mountain, Alma, Park County, Colorado
3.7 x 3.0 x 1.5 cm
Galena with Sphalerite and Quartz
Patch Mine, Central City, Gilpin County, Colorado
4.9 x 4.7 x 4.6 cm
Quartz ("Herkimer Diamond")
Middleville, Herkimer County, New York
4.0 x 2.4 x 2.0 cm
Grossular
Sierra de la Cruz, Mun. de Sierra Mojada, Coahuila, Mexico
1.8 x 1.6 x 1.3 cm
Canavesite (rare)
Brosso Mine, Calea, Lessolo, Canavese District, Torino Province, Piedmont, Italy (type locality)
5.2 x 4.1 x 0.9 cm
Devilline (formerly "Herrengrundite") (ex Brian Kosnar Collection)
Spania Dolina, Starohorske Mts, Banska Bystrica Region, Slovakia
6.1 x 4.7 x 2.7 cm
Imperial Topaz
Ouro Preto, Minas Gerais, Southeast Region, Brazil
2.2 x 1.3 x 1.1 cm
Dioptase (with a large crystal)
Kimbedi, Pool Region, Republic of the Congo
8.0 x 6.2 x 5.9 cm
Rhodochrosite
Uchucchacua Mine, Oyon Province, Lima Department, Peru
8.1 x 4.7 x 3.4 cm