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Sunstone
Plush, Oregon
1.01 ct, 10.21 mm x 5.18 mm
Peridot
Arizona
0.55 ct, 6.11 mm x 4.09 mm
Seraphinite (Clinochlore)
Korshunovskoye, Siberia, Russia
10.45 ct, 16.07 mm x 12.02 mm
"Mookaite"
Western Australia
11.66 ct, 14.92 mm
Chrysocolla
Miami, Arizona
5.21 ct, 14.17 mm x 10.29 mm
Dumortierite (rare)
Ambositra District, Fianarantsoa Prov., Madagascar
7.87 ct, 12.12 mm
Apatite (classic material)
Siglo XX mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
13.2 x 11.8 x 7.7 cm
Potosiite on Franckeite (rare material)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
3.3 x 2.8 x 1.6 cm
Stibnite on matrix (hard to find) (ex Rich Kosnar Collection)
La Salvadora Mine, Oruro city, Cercado Province, Oruro Department, Bolivia
4.8 x 4.3 x 4.2 cm
Vauxite (finest color)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality)
4.3 x 3.2 x 0.4 cm
Copper
Morenci, Clifton-Morenci District, Shannon Mountains, Greenlee County, Arizona
4.2 x 4.1 x 1.3 cm
Pyrite
Tasna Mine, Rosario Section of Cerro Tasna, Atocha-Quechisla District, Nor Chichas Province, Potosi Department, Bolivia
1.5 x 1.4 x 1.4 cm
Wavellite on Quartz (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
4.7 x 4.3 x 2.5 cm
Amethyst (reverse scepters)
Bombori, Potosi Department, Bolivia
3.2 x 2.1 x 1.8 cm
Aragonite (good sized "floater" "discoball")
Corocoro District, Pacajes Province, La Paz Department, Bolivia
3.8 x 3.4 x 3.2 cm
Prehnite (intense color) (ex Brian Kosnar Collection)
Upper New Street Quarry, Paterson, Passaic Count, New Jersey
6.6 x 6.0 x 4.3 cm
Chlorite on Datolite (ex Rich Kosnar Collection)
Summit Quarry (Houdaille Quarry), Union County, New Jersey
1.3 x 1.2 x 0.8 cm
Smoky Quartz (skeletal)
Royal Scepter Mine, Hallelujah Junction, Petersen Mountain, Washoe County, Nevada
4.8 x 2.7 x 2.0 cm
Chalcedony / Agate Geode
Dugway Geode Beds, Dugway Pass Area, Juab County, Utah
7.2 x 6.7 x 2.2 cm
Gold on Quartz
Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado
1.3 x 1.2 x 0.8 cm
Rhodochrosite
Sunnyside mine, near Silverton, San Juan County, Colorado
1.6 x 1.3 x 0.8 cm
Malachite
Star of the Congo Mine, Lubumbashi (Elizabethville), Katanga (Shaba), Democratic Republic of Congo (Zaire)
6.1 x 3.6 x 2.5 cm
Serendibite (rare borosilicate)
Mogok, Pyin-Oo-Lwin District, Mandalay Division, Burma
1.4 x 1.0 x 0.7 cm
Tourmaline
Virgem da Lapa, Jequitinhonha valley, Minas Gerais, Brazil
11.1 x 1.4 x 1.3 cm