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NATURAL RARE TOURMALINE CATS EYE 1.72 Cts – SRI LANKA GEMSTONE 15495

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1 in stock

$49.00

Carats 1.72
Size 7.3 x 6.4 mm
Color Deep Brown
Clarity VC
Shape Oval
Treatment None
Origin Sri Lanka
Location Colombo,Sri Lanka
Price $ 49.00
  • Estimated delivery time 10-14 days
  • Return Accepted within 30 days.
SKU: 15495

Product details

100% Natural – Not treated in any way.
Rare Colectors Gem !
Suitable for Museums,Institutions and Students of Gemology.
Beautiful sharp Catseye effect.
Among the Rarest of gemstones.

RI:1.624(+.005, -.005) - 1.644
Hardness: 7-7.5
CC: (NaCa)(LI,MgFe,Al)9B3Si6(O,OH)31
Density: 3.06 (.05, +.15)
Crystal Group: Hexagonal

Some Tourmalines contain tiny, parallel inclusions, causing them to display a strong chatoyancy and are cut en-cabochon to cats-eyes,which are rare- a collector’s gem.Tourmaline comes from the Singhalese (Sri Lankan) words‘tura mali’ – gem with several colors. Tourmalines come in a variety of colors, some have two or more colors, some even color-changing.

 

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