Swiss Blue Natural Faceted factory Topaz Gemstone for Jewelry making 14.04 ct Oval Cut from Brazil

Stone: Topaz

Total Carat Weight: 14.04 ct

Origin: Brazil

Shape: Oval

Color: Swiss Blue

Treatment: Irradiated

Transparency/Brightness: Transparent

Sealed: No

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Species: Topaz

Variety: Blue Topaz

Color: Swiss Blue

Shape and Cutting Style: Oval

Measurements: 17.11 x 13.22 x 7.75 mm

Carat Weight: 14.04 ct

Transparency: Transparent

Chemical Composition: Al2SiO4(F,OH)2

Crystal Structure: Prismatic crystal

Mohs Hardness: 8.0

Specific Gravity: 3.50 - 3.57 g/cm3

Index: 1610 - 1617

Birefringence: 0.008 - 0.010 factory