DIAMOND

WHERE DO DIAMOND COME FROM?

The natural diamonds are formed in conditions of high pressure and high temperature exist at depths of 120 km to 200 km in the terrestrial mantle.


Diamond, composed of carbon, is the hardest natural substance in the world and a good thermal conductor.

PROPERTIES OF DIAMOND

HARDNESS.................................... 10

THERMAL CONDUCTOR............. 10

CONDUCTOR OF ELECTRICITY..  0, EXCEPT BLUE DIAMOND

IMPERMEABILITY.......................... 10

FRAGILITY........................................10

ELASTICITY......................................  0

TRANSPARENCY...........................10

COLOUR

The natural diamonds are transparent but the different colours are caused by impurities in them. Diamonds can be yellow, brown, grey, orange, green, blue, white and black.

Diamond has a high dispersion. Dispersion is what enables a prism to separate white light into the colors of the spectrum. This property of dispersion is what gives diamonds their colorful "fire".

DIAMOND USES

Diamond is the most popular gemstone in the world.

It can be used for industrial purposes such as cutting and polishing tools, electricity wires for personal computers and laptops and of course for jewelry.