About: . The Worsley open cut bauxite mine is located near the Western Australian town of Boddington, 130 kilometres south east of Perth. It is one of the world's lowest cost and largest bauxite mining and refining operations which is jointly owned by South32 with an 86 percent holding, Japan Alumina Associates (Australia) Pty Ltd 10 percent and Sojitz Alumina Pty Ltd with a four percent interest.