Geologic maps 2 Magnetic Survey maps 2 Bathymetric maps 1 Bouguer anomalies Carboniferous 1 Continental margin 1 Geophysical maps 1 Gravity Survey maps 1 Gravity anomalies 1 Isopachs 1 Magnetic anomalies 1 Mesozoic 1 Radar methods 1 Structural geology 1 Sydney basin 1 Tectonic maps 1 Tectonics 1 Wells 1 vertical derivative maps 1