Underground at Broken Hill - Aggeneys, Sean Jenniker (blue overalls) of Black Mountain Minerals (Anglo American Base Metals) outlines the geology of the stope being inspected by the tour group to Wayne Pettit (Billiton, South Africa), Peter Walker (Rio Tinto Exploration, Australia) and Peter Pelly (Billiton, South Africa). Note the coarsely crystalline sulphide ore sample in Wayne's hand.

Photograph by Mike Porter