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Excavation

Bindura Nickel Corporation (BNC) has said it will increase its production of nickel to 7,000 tonnes after restarting operations at its Trojan Mine in Zimbabwe

The blue diamond is worth more than US$10mm and give a tremendous boost to Petra’s share price. (Image source: Petra Diamond)

A 25.5-carat rare blue diamond has been unearthed at Cullinan mine in South Africa by the mines operator Petra Diamonds

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