Diamonds… What a magic word! Don’t you know some interesting facts about diamonds? Among the world’s mined diamonds only about 20 % going to jewelry. Others are used in engineering. However, mining and processing of diamonds make up the cost of more than 90 % of the production of all other precious stones. When diamond evaluation the so- called rule Travernier: prices of two different mass diamonds correspond, as the squares of their weights, expressed in carats. In other words, the stone of ten carats, worth a hundred times more expensive then 1- carat diamond.
Above all valued transparent colorless diamonds or stones there are slightly bluish tint. There diamond gems painted in blue, pink, red and green colors.
The most interesting story is world famous diamond “Orlov”. In the unanimous opinion of specialist, he is one of the finest diamonds ever found in India. Diamond was discovered in the mines of Golconda in southern India and weighing 800 carats. First of all they owned the founders of the dynasty of the Mughals and then the stone fell into the hands of the Shah of Persia conquered India Nadira. Since diamond has changed a lot of owners, until in 1849, not passed into the possession of the representatives of the East India Company. In 1850, Lord Dalhousie gave the stone to queen Victoria. In 1852 the stone was refaced, and as the result his weight dropped from186 to 109 carats. Unfortunately, this transformation did not go to his benefit , and the Koh- i- Noor lost a large share of its attractiveness.
The largest known faceted diamond is “ Gullinan”, whose mass reaches 3106 carats. Diamond was found accidentally in 1905, mining inspector in South Africa.
Modern litoterapists not supposed to wear someone else’s diamond jewelry or with stones of poor quality, not to mention synthetic diamonds.