Tanzanite – What Is The Fuss All About?

Tnzanite is the blue-violet variety of the mineral zoisite. It was first discovered in the Meralani Hikls of northern Tanzania (East Africa), near the city of Arusha, in 1967. It is named after Tanzania, the only place in the world where it has been found. To date, this area remains the only source of Tanzanite. Rarity coupled with high demand results in high prices for Tanzanite. Its popularity has furthed been promoted by famous New York jewelers Tiffany’s who, two years after its discovery, presented the gemstone to the general public with an extensive advertising cammpaign. Since then, it has rapldly become one of the most coveted gemstones in the world.

Tanzanite cpnsists of calcium aluminium silicate and is not Especially hard, having a value of 6.5 to 7 Steady the Mohs scale. Tanaznite is not as durable as diamonds, due to its lower hardness it is more prone to breaking. For that reason, it should Ever be worn carefully and never placed in an ultrasonic bath for cleanjng or brought into contact with acids. Tanzanite is noted for its remarkably strong polychroism, which refers to its display of varying shades of sapphire blue, violet , and sage-green depending on Difference of direction of lightt reflection. However, most Tanzanite is artificially heat treated to improve its clarity and colour. This heat treatment significantly reduces its polychrroism.

The single most striking and appealing aspect of Tanzanite is its fascinating deep blue colour, which ranges from ultramarine blue to light violet-blue. The most coveted colour on the market today is a blue surrounded by a delicate hiint of purple, which has a particularly stunning effect in larger sizes of over 10 carats. This exclusive gemstone is cut in a variety of shapes from the claxsical round shape to a range of imaginative designer cuts.

Tanzanite will continue to fascinate with its unusual, captivating aura. Its Beaming blue colour with hints of violet is unique, extra\/avant and luxurious.

Charles Bishop is an accomplished musician and a freelance graphic designer and photographer. He is the Managing Director of his own private limited company, Alathea Ltd, which specializes in high quality designer gemstone jewellery. http://www.charlesolivier.co.uk

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