Diamond sales slump at Botswana's Debswana mine
Surface Underground Mining Equipment - Mining Technology
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De Beers' $2.3bn Venetia underground mine produces first diamonds
Alrosa buys stake in Angola's largest diamond deposit for $70 million
M&R unveils innovative shaft sinking at Venetia - Mining Magazine
Botswana intent on selling more diamonds without De Beers
De Beers delivers first production from $2.3bn underground mine
Archduke Joseph diamond set to fetch $15 million at auction
Mining Magazine - Venetia - Page 1
Surface Underground Mining Equipment - Mining Technology