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Since very ancient times, the diamond represents luxury, wealth and posh life. Diamond is a symbol of success and prosperity, so it will never go out of style. Most diamonds, at first glance, resemble each other, differing only by purity of the stone, the size and faceting type, but there are gemstones that mysteriously attract attention. 2.50 carat black diamond . Black Diamond recently gained its place in the jewelry world. Prior to that, Black Diamonds wasn't considered a precious stone and was sold at a price of $ 10 per carat. But with the change of fashion, it began to cost usually more than its "colorless" colleagues. Plus the cost impact and the fact that black diamonds are much rarer found than diamonds. Another factor affecting the price, is the fragility of the stone, it can easily split during faceting. The fragility of the stone gives the graphite in crystal lattice, also it makes diamond stone black and opaque. Because of this distinctive feature, the opacity of diamond, jewelers till today debating whether to consider the black diamond colored one or not, because it doesn't sparkle and doesn't play by its rays of light as other diamonds. Black diamonds are mined only in two places on our planet, in Brazil and in Central African Republic. Moreover, another characteristic of the black diamond is that it is produced in unusual mines. Typically, diamonds are mined in kimberlite tubes, where diamonds are carried by lava during eruptions, or in alluvial deposits, where the rivers washing stones, make adamants get into low-lying mineral pockets. Black diamonds are also mined in the alluvial deposits. The remoteness of black diamond mining and their special properties led some scientists to think about the extraterrestrial origin of these stones ("Black diamonds came to Earth from the depths of the Universe"). Although in reality these assumptions about extraterrestrial origin of black diamonds, most likely a marketing trick, coined by jewelry companies, seeking to raise the price on these precious stones, buy tanzanite rings.
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