Strat Unit Name
Beda Basalt
Strat Unit Description
Basalt, amygdaloidal to massive, tholeiitic, subaerial, flows 1-30m thick, altered by chlorite, sericite, hematite, amphibole, epidote and K-feldspar.
GIS Code
N-xcae
Strat Unit Name
Gawler Range Volcanics
Strat Unit Description
Dacite, rhyodacite and rhyolite lava; basalt to andesite, tholeiitic; ignimbrite; tuff; volcanic breccia. A to I-type, 1592-1591 Ma.
GIS Code
M-ta