Deposition of sediments began after early-Ordovician thermal subsidence, and continued into the Early Cretaceous.
[1] It has been recognised as having prospective oil and gas capacity[3] and has been studied extensively;[4][5] as of June 2003[update] 250 wells have been drilled and 78,000 km of seismic shot.
[1] The basin is also a distinct physiographic province of the larger West Australian Shield division.
The sites have produced ancient fossil material in an excellent state of preservation, most notably those revealing details of the structure of skeletons and soft-tissues of early amphibians.
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