Diamonds are uniquely valuable due to their extreme hardness and exceptional thermal conductivity, making them the hardest known natural material, about 58 times harder than any other, according to ...

Herkimer diamond money at a brand new location! Area 51 turns into area 52! Groundbreaking day as we found some really nice ...

Gaborone, Botswana — Botswana says one of the largest diamonds ever found has been unearthed at one of its mines and will be put on show on Thursday. The Botswana government believes the huge ...

The largest diamond in more than a century has been discovered – and experts say the gargantuan gem could be worth more than $100 million. The president of Botswana, the African nation where the ...

Add Yahoo as a preferred source to see more of our stories on Google. The discovery of the Lucara Diamond in August in the Karowe Mine in northeast Botswana rocked the jewelry industry, but few were ...

News extends a painful period for the Northwest Territory’s mining industry following the end of production in March at Rio ...

Desperate times call for desperate measures, an old saying which explains why the world’s diamond miners have started “high grading” their assets, risking rapid depletion of reserves. The large-scale ...

Ekati Diamond Mine’s parent company has filed for creditor protection. It says global events caused the gem’s prices to fall ...

BHP Billiton's Ekati diamond mine in the Northwest Territories won't be a suitable place for women to work unless it undergoes some major changes, says a female trainee who recently filed a complaint ...

Angola has officially started diamond mining at its new Luele project, the biggest in the country and one of the world’s largest by estimated resources, it said on Monday, at a time when global ...

Western Australia's Argyle diamond mine is being rehabilitated, with Rio Tinto on track to finish demolition, landforming and revegetation this year. Traditional owners say they are unwilling to ...

Burgundy Diamond Mines Limited (ASX:BDM) (Burgundy or the Company) and its subsidiary Arctic Canadian Diamond Company Ltd.