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Priceless, drilling inventory of the world's top ten(2)

  • Author:Sherry Huang
  • Source:www.boreway.net
  • Release on:2016-03-02
February 14, 1972 is found in West Africa, Sierra Leone Kono (Kono) Region alluvial placer weight of 968.90 kt, crystalline incomplete, was egg-shaped, colorless and transparent, is a high-quality gem diamonds. Carefully designed. "Star of Sierra Leone" diamond is cut, processed and refined into 17 diamonds. 
Yi Kesha repair diamond Yi Kesha repair diamond means "Pescod not yet" or "very noble", is the world's second largest rough diamond, weight 995.2 kt, produced in South Africa, Tanzania mine Ya parties. Prior to 1905, Cullinan find that it has accounted for the weight of the world's first (or second) position, now ranking fourth. 
"Mountain of Light" originated in south-central India's Golconda, has any invaders fall into a few hands, in 1895, "Mountain of Light" diamond is dedicated to Queen Victoria of England, set in the crown of the Queen his mother on 1937, the Queen wearing a crown inlaid with diamonds Guangshan attend her husband King George VI's coronation. 
Mogul Diamonds are found in India 17th century diamond. 1665 French traveler Tavernier palace service in India had witnessed the diamond. According to Mughal Taj Mahal builders Sharjah Khan named. However, the diamond and later disappeared. Legend of future generations, "Orlov" and "Mountain of Light" diamond is split out from the Mogul diamond. 
Star of Africa diamond processing with a natural diamond is the Cullinan. Since the original stone is too large, it needs to be broken down into several pieces. The world's second largest rough diamond Star of Africa is the Premier mine in South Africa found in 1905, weighing up to 3106 kt. Later, after cutting, refined into many different sizes of diamonds, the largest being embedded in the King's scepter, weighing 530.2 kt, known as "Star of Africa."