ARROWIE BASIN (ADELAIDE GEOSYNCLINE)
Marine and marginal marine siltstone and sandstone; oolitic, sandy and stromatolitic limestone. Mainly interglacial Nepouie and Upalinna Subgroups.
NEOPROTEROZOIC Marinoan to Sturtian
Tapley Hill Formation
Siltstone, grey to black, dolomitic and pyritic grading upwards to calcareous, thinly laminated, locally cross-bedded; dolomite, grey, flaggy to massive; limestone conglomerate, intraformational; greywacke.
Quaternary alluvial/fluvial sediments
Undifferentiated Quaternary alluvial/fluvial sediments.
Australian Government, Geoscience Australia. (n.d.). Backstairs Passage Formation | Australian Stratigraphic Units Database, Geoscience Australia. Last update: September 3, 2019.
Ayres, D. E. (1959). Report on the Waterfall Gully – Brook Gully area. The University of Adelaide.
South Australian Government. (n.d.). SARIG geological map. SARIG.
Victor Tokarev. (2005, February). Neotectonics of the Mount Lofty Ranges (South Australia). Adelaide University - school of Earth Science & Environmental Sciences, Geology & Geophysics.