BHP Billiton has made an unsolicited bid of $40bn to acquire Potash Corp, which controls 20% of the world’s potash supplies.

Eagle Plains said it has completed the acquisition of Prize Mining Corp‘s remaining interest in the Yellowjacket joint venture.

Eagle Plains is now the sole owner and operator of the Yellowjacket project.

Source Gold has acquired a mining property consisting of 23 mineral claims in Arizona, US.

The mineral claims are contiguous with or in close proximity to the Vulture mine in Maricopa County near the town of Wickenburg.

Canadian mining company Gold Hawk Resources is planning to acquire copper miner Oracle Ridge.

The deal will help Gold Hawk control assets in Arizona, one of the leading copper producing states in the US.

Harmony Gold is seeking to acquire an additional 20% stake in the Lucky Shot property in Alaska, a deal that would raise its stake in the mine to 80%.

Vale has signed a deal with Avanco Resources to acquire its Trindade North property.