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0.74 ct, 6.08 mm x 5.47 mm
Seraphinite (Clinochlore)
Korshunovskoye, Siberia, Russia
19.85 ct
off the coast of Japan
2.06 ct, 9.73 mm x 6.39 mm
Adularia (blue sheen)
Zillertal, Austria
1.52 ct, 8.80 mm x 6.80 mm
2.88 ct, 10.20 mm x 8.19 mm
Sugilite (rare)
South Africa
9.91 ct, 16.06 mm x 13.43 mm
Anahi, Bolivia
6.11 ct, 13.42 mm x 9.50 mm
3.64 ct, 9.0 mm x 8.5 mm
Huanzala Mine, Huallanca, Huallanca District, Bolognesi Province, Ancash, Peru
2.30 ct, 8.16 mm x 6.15 mm
Dal'negorsk, Russia
2.83 ct, 13.2 mm x 16.7 mm
Cobaltoan Calcite
Parmea, Spain
2.16 ct, 10.5 mm x 8.1 mm
Cassiterite (gemmy twins)
Viloco mine, Loayza Province, La Paz Department, Bolivia
3.2 x 2.7 x 1.5 cm
Azurite on Malachite
Milpillas Mine, Cuitaca, Mun. de Cananea, Sonora, Mexico
3.1 x 2.3 x 1.4 cm
Rapid Creek, Yukon Territory, Canada
3.7 x 3.1 x 2.3 cm
Sphalerite with Quartz (ex Rich Kosnar Collection)
Sunnyside mine, near Silverton, San Juan County, Colorado
7.7 x 4.3 x 3.3 cm
Ferberite (unusual twinned group!)
Tasna mine, Rosario section of Cerro Tasna, Nor Chichas Province, Potosi Department, Bolivia
4.4 x 4.3 x 3.7 cm
Tomokoni adit, near Canutillos, Colavi, Saavedra Province, Potosi Department, 36 km NE of Potosi, Bolivia
4.7 x 2.5 x 1.6 cm
Monazite-Ce (butterfly-twinned crystals)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
8.5 x 7.3 x 6.2 cm
Pyrite (rare matrix specimen)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
6.6 x 4.8 x 4.7 cm
Vauxite with Paravauxite and Childrenite (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (type locality for two species)
4.7 x 4.2 x 1.1 cm
Barite (ex Rich Kosnar and George Robertson Collections)
1700' Level, "Rocky Point Area", Eagle mine, Gilman, Eagle County, Colorado
4.9 x 3.3 x 2.3 cm
Cahnite with Manganaxinite (ex Pat Gross and Rich Kosnar Collections)
Franklin mine, Sussex County, New Jersey (type locality)
2.1 x 1.4 x 0.8 cm
Prehnite (classic "snake head" cast) (ex Brian Kosnar and Dick Hauck Collection)
Upper New Street Quarry, Paterson, Passaic Count, New Jersey
4.6 x 2.1 x 1.9 cm
Ilmenite on Quartz (ex Rich Kosnar Collection)
Tormiq, Haramosh Mountain, Skardu District, Baltistan, Northern Areas, Pakistan
11.3 x 8.6 x 3.5 cm
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
6.6 x 4.9 x 4.8 cm