WARREN GORGE
GEOLOGY
SOUTH AUSTRALIA
B
Wilpena Group
Dominantly marine shale and siltstone, calcareous in part, minor sandstone and limestone. Mainly lower Wilpena Group.
NEOPROTEROZOIC
Marinoan
ABC RANGE QUARTZITE
Quartzite, slightly feldspathic, fine to medium grained, pale pinkish grey, clay intraclasts, flaggy to medium bedded, heavy mineral lamination, minor siltstone.
NEOPROTEROZOIC
Marinoan
Brachina Formation
Siltstone, shale, red-brown and olive green, laminated, flaggy to medium bedded; alternating with sandstone, fine grained, occasionally coarse grained. All lithologies calcitic in part.
NEOPROTEROZOIC
Marinoan
MINERAL LAMINATION
Heavy mineral lamination is visible in the ABC Range quartzite
QUARTZ VEINS
The
RIVER EROSION
The
QUARTZITE SCREE
The
REFEreNCES
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.