B-ENG (Hons) Mr Tonkin is a mining engineer with more than 20 years’ experience working in the underground hard-rock mining industry. Most recently he was Chief Operating Officer for Northern Star Resources for 3 years. Prior to this he was Chief Operating Officer for mining contractor Barminco, and a non-executive director of African Underground Mining Services Ghana.
He has extensive experience in the production of gold, copper, zinc and nickel and has held senior operational positions with Oxiana and Newmont in Western Australia. Mr Tonkin has a Bachelor of Engineering (Mining) with Honours from the Western Australian School of Mines and a WA First Class Mine Manager’s Certificate.