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The Largest Rough Diamonds in The World

  keywords: Large Rough Diamond, Huge Rough Diamond, Cullinan, Excelsior, Star of Africa

The Cullinan Diamond is the Biggest Diamond in the World

Articles about the Cullinan Diamond – the world's largest rough diamond ever to be found on earth at a record breaking size of 3,106.75 carats (621.35 g). The Cullinan diamond was cut by the Asscher Brothers in Amsterdam.

The Excelsior Diamond

Articles about the Excelsior Diamond – the world's second largest rough diamond ever to be found on earth at a record breaking size of 3995.20ct. The Excelsior diamond was found during 1893 in South Africa Jagersfontein mine by one of the workers who gave it to the mine manager instead of to the gaurds.

The Largest Rough Diamonds in The World

keywords: Large Rough Diamond, Huge Rough Diamond, Cullinan, Excelsior, Star of Africa

Petra reports rise in H1 revenue, profit

Thursday, Feb 19 2015 5:34AM  Mining Weekly | Diamonds,
Petra reports rise in H1 revenue profit Southern Africa-focused diamond miner Petra Diamonds on Thursday reported a 16% increase in revenue to $2148-million for the six months ended December 31 while its profit rose 21% to $929-million owing to higher run-of-mine (RoM) output at its Finsch Koffiefontein Kimberley Underground and Williamson mines The sale of two large diamonds recovered at the Cullinan mine had contributed significantly to the company’s revenue A 232 ct white diamond of “excellent” colour and clarity had sold for $152-million while a 122 ct blue diamond was sold into a beneficiation partnership with Petra receiving $235-million for an 85% share in the stone and retaining a 15% interest in the polished yield
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Cullinan

Huge Rough Diamond Discovered In South Africa

Tuesday, Sep 29 2009 8:25AM  Diamond news agency, David Berkovits
Huge Rough Diamond Discovered In South Africa A recent gem dug up at the historic Cullinan mine in South Africa weighs 507 carats It is believed to be the 19th biggest diamond ever discovered
 
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