DSC08532.JPG Rio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto RailwayRio Tinto RailwayThumbnailsRio Tinto Railway
Sulphur deposits in the Rio Tinto river near Berrocal station.