Strat Unit Name
Bridgewater Formation
Strat Unit Description
Coastal barrier and shallow sub-tidal sediments: bioclastic and aeolian cross-bedded calcarenite, palaeosol horizons, often capped by calcrete.
GIS Code
I---cb
11.6
32
Tbe
Previous pick 10.36
Strat Unit Name
Poelpena Formation
Strat Unit Description
Sand, silt, clay, carbonaceous, micaceous, pyritic, frequent interbeds of dark brown lignite.
GIS Code
eI-ibe
32
156.4
J-o
Previous pick 30.5
Strat Unit Name
Polda Formation
Strat Unit Description
Sand, clayey, grey, brown and black; silt, carbonaceous, grey; clay; lignite; coal. Sandstone, conglomerate in outcrop.
GIS Code
J----o
Strat Unit Name
Sleaford Complex
Strat Unit Description
Paragneiss, arenaceous and aluminous; iron formation; granitic gneiss; felsic and mafic-ultramafic volcanic and intrusive rocks. Granulite to amphibolite facies. Protoliths ~2525-2410 Ma.
GIS Code
AYs