Diamonds

Diamond, the most  famed and fabled of all gemstones, is very unique in many ways. renowned for the being the hardest substance on earth, its sparkling fire, durability, and rarity make
diamond the most prized of all gems. no gemstone contains as much allure and interest as does diamond.Most diamonds used as gemstones are colorless or very faintly colored. however, colored diamonds, known as "fancies".can be extremely rare and valuable.and the most valuable gemstones ever known have been fancy diamonds.in fact, fancy diamonds are most valuable substances known to man, with vivid colored diamonds historically being sold for more than a million dollars per carat!the person who was born in April can use diamond as his birth stone.






Chemical Formula: C

Color                    : White,Colorless,Blue,Red,Green,yellow,orange,brown,pink,purple,gray

Hardness              : 10

Crystal system      : Isometric

Refractive index   :  2.417-2.419

SG                        :  3.1-3.5

Transparency        : Transparent  opaque

Double Refraction:  None

Luster                   :  Adamantine

Cleavage              :  1

Mineral Class       :  Diamond

Sources: 
            Russia, Botswana,Congo,South Africa,Namibia,Guinea,Ghana,Australia.