Turquoise-gemstone

Turquoise is an ancient gemstone, and has been highly regarded in many of the worlds civilizations.Among the acient empires it is best known among the Persian and Native American civilizations, Where it Was the most popular ornamental gemstone. Turquoise today remains a popular  gemstone, and is one of the most important opaque gemstones.it is highly regarded due to its unique turquoise-blue color, and is the only gemstone to have exclusive color named after

it.The person who born in November 23 to December 21 as birth stone.its also protect you from dieseases and provide spiritual security circle around you.



Chemical Formula: CuAl/6(Po/4)/4(OH)/8.4H/2O

Color                    : ,Blue,Green,Multicolored

Hardness              : 5 - 6

Crystal system      : Triclinic

Refractive index   : 1.61-1.65

SG                        : 2.6 - 2.8

Transparency        : Opaque

Double Refraction: .04

Luster                   :  Waxy

Cleavage              :  None

Mineral Class       :  Turquoi

Sources: 
             Traditional sources included Iran, Israel, Egypt, and american southwest, today turquoise is mined chiefly Iran, Afghanistan, china, Australia, Chilem mexico, etc