Diamond

Info: Diamond is chemicaly pure carbon, the most hardest known mineral. Typical for the diamond is his strong, almost metalic shine, known as diamond shine. Most of the diamonds flourescent when put under ultraviolet light. From the crystal forms diamod usualy takes shape of eight-sided or hexakistetraedrical (with 48 triangle sides) form. Those sides are often not smooth, but a little bit wavy. Diamond is not coloured or with little blue coloration, sometimes even yellowly-brown. Those dark diamonds are usually used in industry. The biggest raw diamond was the diamond Cullinan from South Africa, who weighted 621 gr. (3106 carats), before his cutting and shaping.

How to recognize: When light pasess through the diamond, it disperses to different colours. Diamond is the most hardest mineral.

Found: Diamonds were found in India, Brasil, South Africa, Siberia (Russia) and in Australia.