Photos by cut - Oval Cabochon

Sanidine (rare Feldspar)

Gemstone: Sanidine

Location of Origin: Benono, Mahasoa Est, Betroka, Anosy, Madagascar

Cut Type: Oval Cabochon

Weight: 7.70 cts.

Dimensions: 10.76mm x 13.88mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8501View Count: 1

Moonstone

Gemstone: Moonstone

Location of Origin: Myanmar

Cut Type: Oval Cabochon

Weight: 2.39 cts.

Dimensions: 8.01mm x 9.08mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8489View Count: 6

Chrysocolla

Gemstone: Chrysocolla

Location of Origin: Miami, Miami-Inspiration Mining District, Globe-Miami Mining District, Gila Co., Arizona, USA

Cut Type: Oval Cabochon

Weight: 5.03 cts.

Dimensions: 10.11mm x 14.01mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8486View Count: 4

Johachidolite (extremely rare)

Gemstone: Johachidolite

Location of Origin: Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar

Cut Type: Oval Cabochon

Weight: 0.26 cts.

Dimensions: 3.60mm x 4.53mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8481View Count: 14

Fire Opal in Matrix

Gemstone: Fire Opal

Location of Origin: Mexico

Cut Type: Oval Cabochon

Weight: 6.29 cts.

Dimensions: 9.96mm x 15.51mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8475View Count: 10

White Opal (Crystal Opal)

Gemstone: White Opal

Location of Origin: Australia

Cut Type: Oval Cabochon

Weight: 10.76 cts.

Dimensions: 14.71mm x 27.25mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8464View Count: 17

Quartz

Gemstone: Quartz

Location of Origin: Peru

Cut Type: Oval Cabochon

Weight: 236.40 cts.

Dimensions: 46.43mm x 56.44mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8461View Count: 19

Precious Opal (Crystal Opal)

Gemstone: Precious Opal

Location of Origin: Coober Pedy, Central North, South Australia, Australia

Cut Type: Oval Cabochon

Weight: 7.05 cts.

Dimensions: 10.75mm x 16.23mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8455View Count: 21

Fire Opal (with "Contra Luz" color flash)

Gemstone: Fire Opal

Location of Origin: South Wello (Welo; Wollo), Amhara Region, Ethiopia

Cut Type: Oval Cabochon

Weight: 0.39 cts.

Dimensions: 4.35mm x 7.43mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8440View Count: 62

Johachidolite (very rare)

Gemstone: Johachidolite

Location of Origin: Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar

Cut Type: Oval Cabochon

Weight: 0.23 cts.

Dimensions: 3.82mm x 4.80mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8393View Count: 114
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