STAR SAPPHIRE LIGHT GRAY 7.94 Cts NATURAL STUNNING 6 RAY STAR GEM

100% Natural – Not Treated In Any Way.
Beautiful Center-Stone For An Engagement Ring.
Will Make A Gorgeous Ring Or Pendent Accented With Diamonds.
Beautiful Sharp Star Effect.
A Gem Of Lasting Beauty.
Asterism (Or Ray Effect) Is Best Seen In Bright Sunlight Or By Focusing A Flashlight On The Face Of The Gem.

Refractive Index: 1.759-1.778
Hardness: 9
Chemical Comp: AL2O3
Density: 4.00
Crystal Group: Hexagonal

Star Sapphires Display A 6 Rayed Star By Light Reflecting Off The Silky Crystallizations Of Rutile Inside Called Asterism. Star Sapphires Comes In A Range Of Colors But The Finer Blues, Reds, Green Yellow Orange And Padparaschas Are Extremely Rare. Some Color-Change Corundum Also Displays Asterism, And Are Called Color-Change Star Sapphires. Top-Quality Sapphires Are Extremely Rare. . Beauty, Magnificent Colour, Transparency, And Durability Are The Main Features. Color And Asterism Determines The Value Of A Star Sapphire. Sri Lanka Is Known For The Finest And The Largest Sapphires In The World.