Photos by cut - Oval Cabochon

Nephrite Jade (Nephrite – natural color)

Gemstone: Nephrite

Location of Origin: Onot river, Irkutsk Oblast, Russia

Cut Type: Oval Cabochon

Weight: 7.63 cts.

Dimensions: 12.29mm x 15.95mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8260View Count: 426

White Opal (Crystal Opal)

Gemstone: White Opal

Location of Origin: Australia

Cut Type: Oval Cabochon

Weight: 9.92 cts.

Dimensions: 11.38mm x 22.69mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8246View Count: 268

Opal

Gemstone: Opal

Location of Origin: Australia

Cut Type: Oval Cabochon

Weight: 1.01 cts.

Dimensions: 5.97mm x 7.80mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8240View Count: 303

Malachite

Gemstone: Malachite

Location of Origin: Bisbee, Cochise County, Arizona, USA

Cut Type: Oval Cabochon

Weight: 38.39 cts.

Dimensions: 21.27mm x 29.20mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8238View Count: 287

Aquamarine (Cat’s-Eye)

Gemstone: Aquamarine

Location of Origin: Pakistan

Cut Type: Oval Cabochon

Weight: 14.86 cts.

Dimensions: 13.13mm x 14.82mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8229View Count: 332

White Opal (Crystal Opal)

Gemstone: White Opal

Location of Origin: Australia

Cut Type: Oval Cabochon

Weight: 8.32 cts.

Dimensions: 13.68mm x 19.34mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8228View Count: 280

Opal

Gemstone: Opal

Location of Origin: Australia

Cut Type: Oval Cabochon

Weight: 1.20 cts.

Dimensions: 7.00mm x 9.00mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8216View Count: 297

Boulder Opal

Gemstone: Boulder Opal

Location of Origin: Queensland, Australia

Cut Type: Oval Cabochon

Weight: 3.59 cts.

Dimensions: 8.21mm x 17.81mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8209View Count: 328

Emerald (rare cat's-eye gem)

Gemstone: Emerald

Location of Origin: Swat, Swat District, Khyber Pakhtunkhwa Province, Pakistan

Cut Type: Oval Cabochon

Weight: 0.73 cts.

Dimensions: 4.94mm x 6.49mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8206View Count: 306

Star Sapphire

Gemstone: Star Sapphire

Location of Origin: Sri Lanka

Cut Type: Oval Cabochon

Weight: 6.55 cts.

Dimensions: 10.02mm x 11.53mm x ?mm

© Brian Kosnar - Mineral ClassicsPhoto ID: 8205View Count: 273
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