FRESHWATER CREEK WEIR

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GEOLOGY

SOUTH AUSTRALIA

ARROWIE BASIN (ADELAIDE GEOSYNCLINE)

Yudnamutana Subgroup

Glaciomarine diamictite, sandstone, siltstone, conglomerate and ironstone.

 

A part of the Umberatana Group

NEOPROTEROZOIC

Sturtian

Wilyerpa Formation

Siltstone, green. Lower third is fine grained, includes glacial dropstones; middle unit is medium to coarse sandstone; upper unit is siltstone with minor sandstone. Minor diamictite, sandy and pebbly dolomite.

NEOPROTEROZOIC

Sturtian

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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. 

GHOST RANCH
NEW MEXICO, U.S.A
DEAD MAN'S PASS
SOUTH AUSTRALIA
BORAH FAULT SCRAP
IDAHO, U.S.A