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The formation of natural diamond requires very specific conditions . It requires exposure of carbon - bearing materials to high pressure ( 45 to 60 kilobars ) and low temperature ( 900 to 1300° c ) . |
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The rate at which temperature changes with increasing depth in to the Earth varies greatly in different parts of the Earth . |
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As diamond ’s crystal structure has a cubic arrangement of the atoms , the crystal can have rounded off and unexpressive edges and can be elongated . |
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The production and distribution of diamonds is largely consolidated in the hands of a few key players, and concentrated in traditional diamond trading centres . |
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Wholesale trade and diamond cutting is limited to just a few locations - Surat , Gujarat , India , being one where 92 % of diamond pieces are cut - !! |
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The most important being Antwerp [ Belgium ] where 80 % of all rough diamonds and 50 % of all cut diamonds are handled . |
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Similarly , New York ( USA ) is where almost 80 % of the world’s diamonds are sold , including auction Sales . |
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www.diamondbyhk.com is part of the above whole , meeting the polished diamonds’ demand worldwide . |
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Natural diamond is available in all
size and quality at Hari Krishna Exports. We are leading
suppliers and exporters of various Natural diamond
like Brilliant cut diamond, Loose cut diamond, Round
brilliant cut natural diamond, Oval cut diamond, Princess
cut diamond, Marquise cut diamond, Fancy cut natural
diamond, Emerald cut diamond in India. |
