Swiss Blue Natural Faceted Topaz Gemstone for Jewelry making 17.31 ct Emerald Cut from offers Brazil Ring Earring Pendant Necklace Bracelet
Swiss Blue Natural Faceted Topaz Gemstone for Jewelry making 17.31 ct Emerald Cut from offers Brazil Ring Earring Pendant Necklace Bracelet, Stone: TopazTotal Carat Weight: 1731 ctOrigin: Brazil Shape: EmeraldColor: Swiss Blue Treatment: IrradiatedTransparency/Brightness: TransparentSealed: No-Species: TopazVariety:.
Product code: Swiss Blue Natural Faceted Topaz Gemstone for Jewelry making 17.31 ct Emerald Cut from offers Brazil Ring Earring Pendant Necklace Bracelet
offers Stone: Topaz
Total Carat Weight: 17.31 ct
Origin: Brazil
Shape: Emerald
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: Emerald
Measurements: 17.36 x 10.66 x 9.13 mm
Carat Weight: 17.31 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