ZIRCON CATS EYE 1.95 Cts – NATURAL SRI LANKA LOOSE GEMSTONE – 20850

100% Natural – Not treated in any way.
Rare Collectors Gem
Suitable for Museums,Institutions and Students of Gemology.
Will make a Gorgeous Ring or Pendent accented with Diamonds.
Beautiful sharp Cats eye effect.
Large Sizes are Extremely Rare!
A Gem of Lasting Beauty.
Among the Rarest of gemstones.

Refractive Index: 1.780-1.984
Hardness: 7.50
Chemical Comp: ZrSiO4
Density: 4.00-4.73
Crystal Group: Tetragonal

Rarely some Zircon displays chatoyancy and is cut en-cabochon to cat s-eyes; Zircon Cats-eyes when heated display a beautiful Honey color comparable to the finest chrysobery honey color and also chatoyancy. However Zircon cats-eyes are now rare.
Zircon – Persian word ‘zargun’, which means ‘gold-colored’, but Zircon comes in a wide range of attractive rainbow colors, and also the colorless variety.