Allen & Overy (A&O) is among five firms advising on the $7.8bn (£4.7bn) bid by Barrick Gold, the world’s largest gold miner, for Equinox Minerals, reports The Am Law Daily.

A&O and Canada’s Osler Hoskin & Harcourt are advising Equinox on the transaction, which was approved on Monday (25 April) by the Australian and Canadian mining company’s board. Perth partners Geoff Simpson and Meredith Campion are heading up the magic circle firm’s team.