TOURMALINE REDDISH BROWN 4.82 CTS 18592 - HIGHLY LUSTROUS GEM

TOURMALINE REDDISH BROWN 4.82 CTS 18592 - HIGHLY LUSTROUS GEM

  • $150.00

Carats 4.82
Size 12.1 x 6.8 x 4.6 mm
Color Reddish Brown
Clarity VC
Shape Octagon
Treatment None
Origin Sri Lanka
Location Colombo,Sri Lanka
Price $ 150.00
100% Natural - Not treated in any way.
Beautiful Center-stone for an engagement Ring.
Ideal for Designer Jewelry.
Gem with High Luster and Good Clarity.
A Gem of Lasting Beauty.

R I:1.624(+.005,-.005)-1.644(+.006,-.006)
Hardness: 7-7.5
C Cp: (NaCa) (LI,MgFe,Al)9B3Si6(O,OH)31
Density: 3.06 (.05, +.15)
Crystal Group: Hexagonal30)
Crystal Group: Cubic

Tourmaline occurs in all colors, but red, green, and multicolored are the most popular gems.The name Tourmaline comes from the Singhalese(Sri Lankan) words'tura mali'.Gem with in a multitude of colors, some have two or more colors, some even color-changing, and also a rare variety- the Cats-eye. Tourmalines will often display several colors and its main feature is its marked dichroism. Green Tourmaline is very popular.


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