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Calcite with Quartz "casts" after Anhydrite (ex Brian Kosnar Collection)
Braen's Quarry (Sam Braen's Quarry), Haledon, Passaic County, New Jersey
6.1 x 3.3 x 3.0 cm
Vauxite
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality)
5.2 x 4.2 x 1.4 cm
Aquamarine
Shigar, Skardu, Northern Areas, Pakistan
4.0 x 2.7 x 2.5 cm
Paravauxite
Contacto vein, Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (type locality for both species)
8.1 x 6.1 x 4.2 cm
Hubnerite with Fluorite and Pyrite (mined 1977) (ex Rich Kosnar Collection)
Sweet Home mine, near Alma, Park County, Colorado
11.7 x 7.2 x 6.8 cm
Spessartine Garnet
Navegadora Mine, Conselheiro Pena, Minas Gerais, Brazil
3.5 x 2.7 x 2.5 cm
Pyromorphite (rare from Bolivia)
Huari-Hauri, Saavedra Province, Potosi Department, Bolivia
8.8 x 7.7 x 3.0 cm
Cassiterite
Viloco mine, Loayza Province, La Paz Department, Bolivia
4.0 x 3.8 x 2.6 cm
Bournonite ("cogwheels") on matrix
Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
6.0 x 4.1 x 2.9 cm
Siderite on Pyrite with Stannite
Siete Suyos mine, Atocha-Quechisla District, Sud Chichas Province, Potosu Department, Bolivia
2.6 x 1.9 x 1.4 cm
Copper pseudomorph after Aragonite
Corocoro District, Pacajes Province, La Paz Department, Bolivia
2.2 x 2.2 x 2.0 cm
Pyrite (unusual habit) (ex Brian Kosnar Collection)
Westfork Mine, Viburnum Trend, Reynolds County, Missouri
4.1 x 3.3 x 2.5 cm
Prehnite (ex Brian Kosnar Collection)
Millington Quarry, Bernards Township, Somerset County, New Jersey
5.0 x 4.2 x 3.6 cm
Friedelite (ex Rich Kosnar Collection)
1180 Pillar, 700 Level, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey (Type Locality)
3.7 x 2.1 x 1.0 cm
Wire Silver (ex Rich Kosnar Collection)
Bulldog mine, Creede, Mineral County, Colorado
2.0 x 1.0 x 0.8 cm
Ludlamite (ex Rich Kosnar Collection)
Blackbird Mine, Cobalt, Lemhi County, Idaho
1.9 x 1.8 x 0.8 cm
Chalcopyrite (ex Rich Kosnar Collection)
600' Stope, 2100' level, Camp Bird mine, Ouray County, Colorado
3.6 x 2.3 x 2.0 cm
Aquamarine (large doubly terminated crystal)
Chumar Bakhoor, Nagar, Northern Areas, Pakistan
13.3 x 8.8 x 5.3 cm
Ludlockite (ex Rich Kosnar Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia (Type Locality)
7.0 x 5.0 x 5.0 mm
Spessartine on Albite (ex Brian Kosnar Collection)
Shengus, Baltistan, Northern Areas, Pakistan
4.6 x 3.7 x 2.4 cm
Siderite (classic material) (ex Rich Kosnar Collection)
Morro Velho Mine, Nova Lima, Minas Gerais, Brazil
6.3 x 3.4 x 3.1 cm
Quartz (Japan-Law Twin) (ex Brian Kosnar Collection)
Pampa Blanca, Castrovirreyna District, Castrovirreyna Province, Huancavelica Department, Peru
7.7 x 6.3 x 1.4 cm
Cafarsite (ex Richard A. Kosnar Collection)
Mount Cervandone, Alpe Devero, Val d'Ossola, Verbano-Cusio-Ossola Province, Piedmont, Italy
5.3 x 5.0 x 2.9 cm
Afghanite (ex Brian Kosnar Collection)
Rabot, Koksha Valley, Badakhshan Province, Afghanistan
3.2 x 1.9 x 1.5 cm
Prehnite with Epidote
Diakon, Cercle de Boufalabe, Kayes Region, Mali
5.3 x 4.7 x 3.1 cm
Uraninite (classic material) (ex Hal Miller and Rich Kosnar Collections)
Kirk Mine, Central City, Gilpin County, Colorado
2.1 x 1.6 x 1.3 cm
Andradite (var: "Demantoid") (new find!)
Antetezambato, Ambanja, Madagascar
6.9 x 6.1 x 2.8 cm
Tourmaline (interesting color)
Mozambique
6.50 ct, 13.0 mm x 9.0 mm
Fluorite octahedrons (New Find)
Riemvasmaak, Namaqualand, Northern Cape Prov., South Africa
11.8 x 6.6 x 3.9 cm
Rhodochrosite
Wudong Mine, Wuzhou Prefect., Guangxi Zhuang A.R., China
4.2 x 3.0 x 1.6 cm