ASX- and TSX-listed Chalice Gold Mines has secured a significant new nickel sulphide exploration opportunity in the west Kimberley region of Western Australia after reaching an agreement to acquire the outstanding shares in private nickel explorer North West Nickel (NWN). NWN holds a portfolio of nickel exploration projects, including the Ruins project, which is located adjacent to the recent nickel sulphide discoveries reported by Buxton Resources at its Merlin project.