#11423 Sapphire Natural Crystal 4.16cts
Rare Collectors Gem!!
  Quantity : 1
  Carats : 4.16
  Size : mm 15.8x5.75
  Color : Light Yellow - Perfect Crystal
  Clarity : Slight Inclusions, Transparent
See Clarity Scale
  Shape : Crystal
  Treatment : None
  Origin Sri Lanka
  Location :
Pennsylvania, USA

SELLING PRICE US $ 29.00

 

Collectors Gem! Suitable for Museums, Institutions and Students of Gemology

Among the Rarest of gemstones

Natural gem Free of any Treatment


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R.I. : 1.663-1.673 Hardness : 5.5
Chemical Comp. : MgSiO 3
Density : 3.26-3.28
Crystal Group : Orthorhombic

Fancy Colored Sapphires - Pure corundum is colourless. Slight traces of elements such as chrome, iron, titanium or vanadium are responsible for the colour. These gemstones have excellent hardness and high luster. Only red corundum is entitled to be called ruby,

Sri Lanka is well known for the finest quality sapphires. They come in a range of colors and also colorless which is the White Sapphire.

Mining continues from ancient times to this day. Sri Lanka is known for producing the finest and largest sapphires in the world.