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Diamond Crystal
Congo
7.76 ct, 10.74 mm x 10.10 mm x 10.00 mm
Amethyst (cut by Mike Essex)
Anahi, Bolivia
4.25 ct, 9.42 mm
Zircon
Sri Lanka
1.21 ct, 6.14 mm
Pendant, Tri-color Tourmaline crystal with a 14kt Yellow Gold cap
Brazil
1.50 ct (approx weight of crystal), 23.00 mm (pendant)
Diamond (natural color)
Africa
0.02 ct, 1.89 mm
Tourmaline
Afghanistan
0.88 ct, 7.23 mm x 5.23 mm
Alexandrite
Brazil
0.06 ct, 2.41 mm
Iolite
Tanzania
0.68 ct, 7.38 mm x 4.63 mm
Chrysocolla
Miami, Arizona
4.05 ct, 14.15 mm x 10.04 mm
Aquamarine
Brazil
0.41 ct, 6.02 mm x 4.10 mm
Ruby Spinel
Burma
0.77 ct, 6.22 mm x 5.05 mm
Green Opal (unusual material)
Brazil
1.017 ct, 15.24 mm
Fire Opal (with color flash)
Mexico
0.70 ct, 7.8 mm x 4.2 mm x 4.2 mm
Malachite
Argentina
30.18 ct, 25.27 mm x 18.54
Tanzanite
Merelani, Tanzania
0.59 ct, 6.09 mm x 4.11 mm
Tiger's Eye
North Cape Province, South Africa
16.94 ct, 18.00 mm
Prehnite
Mali
10.00 ct, 13.67 mm x 10.50 mm
Petalite (rare champagne color)
Palelni mine, Burma
1.95 ct, 8.44 mm x 7.51 mm
White Opal (Crystal Opal)
Australia
0.33 ct, 11.47 mm x 4.59 mm
Tourmaline (cat's eye)
Brazil
0.74 ct, 5.66 mm
Ametrine
Anahi, Bolivia
11.58 ct, 22.50 mm x 10.01 mm
Aquamarine
Mozambique
2.17 ct, 10.79 mm x 6.94 mm
Scapolite
Tanzania
6.15 ct, 14.33 mm x 10.85 mm
Andesine (very rare)
Inner Mongolia
1.73 ct, 9.05 mm x 7.04 mm
Sapphire (interesting color)
Tunduru, Tanzania
0.44 ct, 6.08 mm x 3.05 mm
Rhodochrosite on Quartz
Wutong (Wudong) Mine, Liubao ("Babu"), Cangwu Co., Wuzhou Prefecture, Guangxi Zhuang Autonomous Region, China
6.2 x 4.2 x 3.1 cm
Andradite (var Demantoid) (ex Brian Kosnar Collection)
Sferlun Asbestos Mine, Val Malenco, Sondrio, Lombardia, Italy
13.0 x 9.7 x 3.6 cm
Tourmaline (multicolor)
Stak Nala, Skardu Road, Haramosh Mts., Gilgit, Northern Areas, Pakistan
3.3 x 2.8 x 2.3 cm
Copper with Malachite, Chrysocolla, Cuprite and Connellite
Corocoro District, Pacajes Province, La Paz Department, Bolivia
6.4 x 4.3 x 1.7 cm
Chalcopyrite
Messina mine, Messina District, Limpopo Province, South Africa
7.7 x 6.8 x 5.0 cm