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Imperial Jasper
Mexico
8.52 ct, 15.83 mm x 15.41 mm
"Mookaite"
Western Australia
11.76 ct, 15.12 mm
Tanzanite
Merelani, Tanzania
0.59 ct, 6.14 mm x 4.17 mm
Tourmaline
Mt Mica, Maine
0.22 ct, 6.20 mm x 3.03 mm
Tiger's Eye (unusual reddish color)
North Cape Province, South Africa
5.33 ct, 19.96 mm x 8.94 mm
Crystal Opal
Australia
0.60 ct, 11.24 mm x 5.95 mm
Chrome Diopside
Inagli, Russia
0.57 ct, 6.09 mm x 4.16 mm
Ametrine
Anahi, Bolivia
5.03 ct, 11.17 mm
Emerald Drink Coaster
Bahia, Brazil
367.00 ct, 85.1 mm across
Peridot
Pakistan
4.53 ct, 10.64 mm x 10.07 mm
Natrolite
Bound Brook Quarry, New Jersey
0.66 ct, 5.56 mm
Prehnite (classic material) (ex Brian Kosnar Collection)
Upper New Street Quarry, Paterson, Passaic Count, New Jersey
5.5 x 3.3 x 2.7 cm
Aragonite (blue) (ex Brian Kosnar Collection)
San Giovanni Mine, Punta della Torre, Iglesias, Carbonia-Iglesias Province, Sardinia, Italy
3.8 x 3.4 x 2.6 cm
Vauxite with Paravauxite, Metavauxite and Sigloite (rare material) (very good, two-sided specimen)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (type locality for four species)
9.5 x 8.8 x 2.1 cm
Wavellite (very unusual color)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
4.4 x 3.6 x 2.8 cm
Amethyst (scepters and reverse scepters)
Bombori, Potosi Department, Bolivia
3.7 x 2.8 x 1.1 cm
Cassiterite
Viloco mine, Loayza Province, La Paz Department, Bolivia
2.1 x 1.7 x 1.0 cm
Phosphophyllite (rare)
Huayllani mine, Infiernillos mine, Huayllani, Machacamarca District, Saavedra Province, Potosi Department, Bolivia
3.2 x 2.7 x 1.8 cm
Copper pseudomorph after Aragonite
Corocoro District, Pacajes Province, La Paz Department, Bolivia
2.4 x 2.3 x 2.3 cm
Pyromorphite (rare from Bolivia)
Huari-Hauri, Saavedra Province, Potosi Department, Bolivia
8.8 x 4.1 x 3.3 cm