Corundum Information : History & Facts~ RUBY ~ Mohs hardness scale of 9 & closest to the diamond for hardness ~ Only the red Corundum is referred to as Ruby and all other colors in this gemstone group are referred to as Sapphires ~ Rubies are rarer than the Sapphire and typically more expensive ~ Common localities are Burma , Africa & Thailand and many found in crytal shapes ~ July birthstone , 15th & 40th anniversary and Zodiac sign of Capricorn ~ Typically heat treated when the rough is lighter to produce strong colours in the finished gem ~ SAPPHIRE ~ Mohs hardness scale of 9 ~ September birthstone & 5th, 23rd and 45th wedding anniversary stone and Zodiac signs of Pisces , Taurus , Virgo and Sagittarius ~ Found in Burma , Africa , South America etc. and can have common crystal shapes ~ A favorite gemstone by consumers with the most expensive being ~ The natural orange pink Padparascha often referred to as a Pad Sapphire ~ The Star , Cat's Eye & color change sapphires are other types ~ Typically heat treated when the rough is lighter to produce strong colours in the finished gem |
SAPPHIRE Corundum Facet Cab Rough & Loose Natural Faceted Cut Gems & Cabochons
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