Product details
100% Natural – Not treated in any way.
Will make a Gorgeous Ring or Pendent accented with Diamonds.
Beautiful sharp Star effect.
Ideal for Designer Jewelry.
Asterism (or Ray Effect)is best seen in Bright Sunlight or by focusing a Flashlight on the face of the gem.
UNHEATED SAPPHIRES – Almost all Sapphires mined Raw or Geuda form are Heat Treated to high temperatures to induce color and to enhance clarity and luster. This process is now the Industry Standard for Sapphires.This Sapphire is UNHEATED. Certified “No Thermal Treatment”(Please see Certificate). This gem is 100% Natural with Natural color.
Refractive Index: 1.759-1.778 Hardness:9 Chemical Comp:AL2O3 Density: 4.00 Crystal Group: Hexagonal
Rubies that display asterism are cut en cabochon to stars and are called Star Rubies which are exceptionally beautiful and expensive.Sapphires colored by chrome, are called ‘rubies’ – the king of gemstones.For thousands of years, the ruby has been the most valuable gemstones on Earth. It has everything a precious stone should have: magnificent color, excellent hardness and outstanding brilliance. Fine Rubies are extremely rare.Top-quality Star Rubies are extremely rare. Sri Lanka is known for the finest and the largest sapphires in the world.
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