0
52
Nhwstt
SHALE
Shale with interbedded dolomitic shale
Strat Unit Name
Tregolana Shale Member
Strat Unit Description
Shale, red and green; siltstone.
GIS Code
N-hwstt
52
53.6
Nhwsn
DOLOMITE ROCK
GYPSUM ROCK
Dolomite with numerous gypsum partings
Strat Unit Name
Nuccaleena Formation
Strat Unit Description
Dolomite, thin, laminated, micritic, with interbedded shale near the top.
GIS Code
N-hwsn
53.6
197.64
Nhueh
SANDSTONE
CONGLOMERATE
Fine-med. gr. lithic sandstone with occ. dolomitic bands and basal conglomerate
Strat Unit Name
Whyalla Sandstone
Strat Unit Description
Sandstone, coarse-grained, bimodal, with large-scale crossbedding, sand grains very well rounded, spherical.
GIS Code
N-hueh
197.64
211
Nhunt
SHALE
DOLOMITE ROCK
Interbedded laminated shale and brecciated dolomite
Strat Unit Name
Tapley Hill Formation
Strat Unit Description
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.
GIS Code
N-hunt