Strat Unit Name
Mount Toondina Formation
Strat Unit Description
Siltstone and sandstone interbedded with coal, shale and rare carbonate. Depositional environments include anoxic marine-lacustrine, deltaic changing up-section to lacustrine and fluvial.
GIS Code
P----t
Strat Unit Name
Stuart Range Formation
Strat Unit Description
Shale, homogenous marine, with minor siltstone and sandstone. Deposited in a quiet water restricted marine environment.
GIS Code
P----s
Strat Unit Name
Boorthanna Formation
Strat Unit Description
Diamictite with shale intercalations in the basal unit, the upper unit with rhythmically bedded coarse and fine-grained clastics. Subaqueous deposition of glacial debris transported as mud flows.
GIS Code
CP---b
496
544
? Nxb
Silicified dolomitic sandstone interbedded with silicified siltstone and silty sandstone
Strat Unit Name
Burra Group
Strat Unit Description
Siltstone, laminated; shale; sandstone, heavy mineral lamination, quartzose to feldspathic, cross bedding; dolomite, blue-grey to pale pink, lenticular.
GIS Code
N-xb
544
914
? Nxb
Interbedded dolomite, shaley siltstones, silty sandstones and thin dolomitic sandstones
Strat Unit Name
Burra Group
Strat Unit Description
Siltstone, laminated; shale; sandstone, heavy mineral lamination, quartzose to feldspathic, cross bedding; dolomite, blue-grey to pale pink, lenticular.
GIS Code
N-xb