Williamson diamond mine. JOHANNESBURG (miningweekly.com) – An agreement has been entered into for the outright sale of Williamson Diamonds Limited, Petra Diamonds announced on Wednesday.

PETRA Diamonds said on Wednesday it was to sell its remaining shares in Williamson mine in Tanzania for $16m although the deal comes with risk. Announcing the proposed transaction, the diamond miner ...

Ethereum's developers have finally delivered a timeline for the chain's next big upgrade, Pectra, which promises to introduce an array of speed and efficiency improvements to the second-largest ...