DIAMOND

Being popular as the hardest mineral on earth, Diamond combines exceptional luster and brilliant fire in its beauty. Diamonds are graded by color, cut, clarity and carat (weight) – “4Cs” Pure diamond, which is considered to be the colorless one, is the most popular variety of all. The other varieties include colors from yellow & brown to green, blue, pink, red, gray and black. Diamond’s uniform arrangement of its constituent carbon atoms, their crystals is well formed. Diamond crystals are formed at high temperatures and pressures 50 miles or more underground. It primarily comes from Australia and South Africa. Some other localities include Sierra Leone, Ghana, Botswana, Zaire, Namibia, the USA, Brazil, India and the former USSR.

Crystal Structure: Cubic

Hardness: 10

Specific Gravity: 3.52

Refractive Index: 2.42

Colors: Colorless or white, yellow, brown, green, blue, pink, red, gray and black.

Luster: Adamantine

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