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Rhodochrosite
Argentina
35.69 ct, 25.19 mm x 18.08 mm
Chrome Diopside
Yakutia, Russia
0.57 ct, 6.01 mm x 4.16 mm
"Mookaite"
Western Australia
12.49 ct, 15.13 mm
Andesine (very rare)
Inner Mongolia
0.26 ct, 5.11 mm x 3.10 mm
White Opal (Crystal Opal)
Australia
0.52 ct, 10.64 mm x 5.84 mm
Tanzanite
Merelani, Tanzania
0.76 ct, 5.13 mm
Orange Sapphire
Sri Lanka
0.41 ct, 5.00 mm x 3.92 mm
Sunstone (multicolor)
Plush, Oregon
0.84 ct, 8.15 mm x 4.89 mm
Spinel
Burma
0.76 ct, 6.61 mm x 4.90 mm
Diopside (ex Brian Kosnar Collection)
Fargon Meeru, Koksha Valley, Badakhshan Province, Afghanistan
4.5 x 2.4 x 1.7 cm
Pyrite
Mr. Pickering's Mistress Mine, near Ubina, Potosi Mining District, Potosi Department, Bolivia
8.7 x 6.4 x 2.6 cm
Copper pseudomorph after Aragonite
Corocoro District, Pacajes Province, La Paz Department, Bolivia
2.1 x 1.8 x 1.3 cm
Barite
Estanifera Section, Machacamarca Mine, Colavi, Saavedra Province, Potosi Department, Bolivia
3.0 x 2.2 x 2.0 cm
Vivianite
Tomokoni adit, near Canutillos, Colavi, Saavedra Province, Potosi Department, 36 km NE of Potosi, Bolivia
3.2 x 1.6 x 1.3 cm
Ferberite with Marcasite
Tasna mine, Rosario section of Cerro Tasna, Nor Chichas Province, Potosi Department, Bolivia
5.4 x 4.6 x 2.8 cm
Sphalerite on Pyrite (ex Rich Kosnar Collection)
San Jose Mine, Oruro City, Cercado Province, Oruro Department, Bolivia
2.5 x 1.8 x 0.5 cm
Wavellite (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
3.8 x 3.2 x 2.4 cm
Danburite (unusual material)
Alto Chapare District, Chapare Province, Cochabamba Department, Bolivia
3.6 x 3.5 x 1.5 cm
Siderite on Pyrite with Stannite
Siete Suyos mine, Atocha-Quechisla District, Sud Chichas Province, Potosu Department, Bolivia
3.2 x 1.3 x 1.1 cm
Tetrahedrite (ex Allen Heyl Collection)
Daly-Judge Mine, Park City District (Uinta District), Wasatch Mts, Summit County, Utah
3.7 x 3.2 x 2.3 cm
Prehnite (unusual fingers)
Balochistan (Baluchistan), Pakistan
6.8 x 6.0 x 3.8 cm
Quartz (unique material) (ex Brian Kosnar Collection)
Banska Stiavnica (Schemnitz), Banska Bystrica Region, Slovakia
3.3 x 2.6 x 2.0 cm
Quartz ("Faden")
West of Miram Shah, South Waziristan, NWFP, Pakistan
8.0 x 6.6 x 3.1 cm