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| broome sandstone | |||||
| the oldest exposed rock type around Roebuck Bay is the Broome Sandstone, deposited in shallow water during the Cretaceous period some 120 - 150 million years ago; dinosaurs roamed the region then, leaving behind some footprints that are still preserved today | |||||
| Quarry Beach, Roebuck Bay - 6th April 2007 | |||||
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