Poseidon Nickel Limited is an Australia-based company engaged in exploration, mining and production of nickel and other minerals. The Company's Lake Johnston project is located approximately 440 kilometers east of Perth and around 120 kilometers west of Norseman, Western Australia. The Company's Mt Windarra mine is an underground mine, which is located approximately 260 kilometers north east of Kalgoorlie and around 25 kilometers northwest of Laverton in Western Australia. The Company's Windarra Project produces nickel sulfide concentrate. The Company's Black Swan Project is located approximately 600 kilometers east of Perth and around 50 kilometers northeast of Kalgoorlie, Western Australia and around 300 kilometers South of Poseidon's Windarra Nickel Project. The Company's subsidiaries include Poseidon Nickel Atlantis Operations Pty Ltd and Poseidon Nickel Olympia Operations Pty Ltd.