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The Cullinan Diamond is the largest gem-quality rough diamond ever found, [2] weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan, the owner of the mine. In April 1905, it was put on sale in London, but despite considerable interest, it was still ...
Found above ground in Lençóis: 1895: Eventually sold to I. K. Gulland of London, where it was broken up into small pieces as industrial diamond drills. [7] 3106.75: Cullinan Diamond South Africa: Premier Mine: 1905: British Crown (I and II) and Charles III (III–IX) The largest gem-quality diamond ever discovered. 2492 [8] Motswedi Botswana ...
There are a limited number of commercially available diamond mines currently operating in the world, with the 50 largest mines accounting for approximately 90% of global supply. [1] Diamonds are also mined alluvially over disperse areas, where diamonds have been eroded out of the ground, deposited, and concentrated by water or weather action.
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Unearthed in a South Africa mine in 1905 and weighing 3,106 carats, the Cullinan—named after Thomas Cullinan, the chairman of the mining company—still holds the title of largest diamond ever ...
The largest diamond found by a park visitor in the Crater of Diamonds State Park in Arkansas since 1972, when it was established as a state park. It was found by W. W. Johnson of Amarillo, Texas in 1975 and was a 16.37 carats (3.27 g) white diamond, but it has since been cut into a 7.54 carats (1,510 mg) marquise shape.
Pule Musi, a staff member, shows a replica of the Cullinan Diamond, the largest gem-quality rough diamond, displayed at the Cape Town Diamond Museum, in Cape Town, South Africa, April 28, 2023.
Sir Thomas Cullinan (12 February 1862 – 23 August 1936) was a South African diamond magnate. He is renowned for giving his name to the Cullinan Diamond , the largest diamond ever discovered, and as owner of the Premier Mine , now renamed the Cullinan Mine, from which the famous gem was extracted on 26 January 1905.