Port Noarlunga (including Old Noarlunga and Hallett ... Glacial rocks at Hallett Cove are sandwiched between older and younger sequences of rock. Along the cliff top they lie on folded purplish ...

It wasn't until the 1920s that Port Noarlunga became important in its own ... are sandwiched between older and younger sequences of rock. Along the cliff top they lie on folded purplish sandstone ...