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Potosiite (large crystals!) (rare matrix specimen)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
8.8 x 6.8 x 3.7 cm
Vauxite
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality)
3.6 x 2.2 x 1.9 cm
Hubnerite with Monazite-(Ce)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
7.4 x 5.0 x 4.2 cm
Siderite on Pyrite with Stannite
Siete Suyos mine, Atocha-Quechisla District, Sud Chichas Province, Potosi Department, Bolivia
5.2 x 2.7 x 1.3 cm
Boracite (rare pink color)
Alto Chapare, Chapare Province, Cochabamba Department, Bolivia
5.0 x 4.8 x 4.7 cm
Andorite
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
3.4 x 2.8 x 1.1 cm
Amethyst (reverse scepters)
Bombori, Potosi Department, Bolivia
3.5 x 3.3 x 1.5 cm
Cylindrite
Poopo Province, Oruro Department, Bolivia (Type Locality)
7.0 x 6.5 x 3.7 cm
Chabazite with Heulandite
Wasson''s Bluff, Parrsboro, Bay of Fundy, Cumberland Co., Nova Scotia, Canada
5.5 x 3.4 x 1.7 cm
Datolite (gemmy and lustrous!) (ex Rich Kosnar Collection)
Braen''s Quarry (Sam Braen''s Quarry), Haledon, Passaic County, New Jersey
11.5 x 7.0 x 4.7 cm
Prehnite (ex Brian Kosnar Collection)
Millington Quarry, Bernards Township, Somerset County, New Jersey
10.5 x 6.9 x 5.4 cm
Friedelite (ex Rich Kosnar Collection)
Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey (Type Locality)
7.1 x 6.2 x 2.6 cm
Aquamarine (ex Rich Kosnar Collection)
Sawtooth Mountains, Idaho
3.1 x 0.7 x 0.7 cm
Dioptase (ex Brian Kosnar Collection)
Huanzala Mine, Huallanca, Huallanca District, Bolognesi Province, Ancash, Peru
2.2 x 2.0 x 1.8 cm.
Bi-colored Tourmaline cluster
Pederneira Mine, Minas Gerais, Brazil
5.9 x 1.9 x 1.3 cm
Wendwilsonite (Type Locality)
Bou Azzer, Tazenakht, Ouarzazate Prov., Morocco
5.4 x 5.0 x 2.8 cm
Citrine Quartz (Russia) ex Fisher & Kureczka Coll.
Olkhovka, Polar Urals, Russia
5.3 x 3.5 x 2.3 cm
Color-zoned Fluorite with Calcite (fluorescent!)
Minerva #1 Mine, Hardin Co., Illinois
3.9 x 3.4 x 3.3 cm
Spinel-twinned Silver xls
Elura Mine, Cobar, New South Wales, Australia
3.0 x 0.7 x 0.5 cm (Largest) (3 Pieces)
Calcite w/ Chalcopyrite & incl w/ Hematite
Chenzhou, Hunan Province, China
18.4 x 12.9 x 9.4 cm
Hematite "iron roses" with Quartz
Lechang Mine, Guangdong Province, China
8.4 x 6.8 x 4.1 cm
Chatoyant velvet Malachite on Copper (Mullane Coll.)
Bisbee, Cochise Co., Arizona
18.5 x 11.4 x 7.5 cm
Amethyst on Quartz with Epidote ex. Saller coll.
Piedra Parada (Las Vigas), Veracruz, Mexico
15.4 x 8.0 x 4.1 cm
Stilbite and Apophyllite on Drusy Quartz
Jalgaon, Maharashtra, India
18.0 x 12.9 x 11.1 cm
Zoned Fluorite on Drusy Quartz
Shangbao Mine, Hunan Province, China
11.5 x 10.5 x 4.0 cm
Uvarovite Garnet (Type Locality)
Saranovskii Mine, Permskaya Oblast, Middle Urals, Russia
4.5 x 2.8 x 1.0 cm
Cubic Calcite xls (rare habit) ex Feist Coll.
Clay Center, Ottawa Co, Ohio
10.4 x 6.4 x 5.4 cm
Inesite (1980s find)
NChwaning Mine, Hotazel, Kalahari Manganese Field, South Africa
11.5 x 6.3 x 2.3 cm
Hausmannite on Barite (old - classic locale)
Ilfeld, Harz Mts., Thuringia, Germany
6.0 x 4.1 x 2.9 cm
Crystallized Gold (superb thumbnail)
Eagles Nest Mine, Placer Co., California
1.9 x 1.5 x 0.4 cm