Purpose and scope p. 1
Economic overview p. 1
Geological mapping of South Australia – historical overview p. 2
Geological principles used in the text p. 3
Geological time scale p. 3
Geochronology p. 3
Sequence stratigraphy p. .5
Sequence and sequence set p. 6
Sequence stratigraphic notation p. 6
Discussion p. 6
Nomenclature of mapping units p. 6
Tectonic province nomenclature p. 6
Structural nomenclature p. 7

Introduction p. 9
Separation of Australia from Gondwana p. 9
Deep crustal structure p. 9
Early to Middle Precambrian tectonic provinces p. 10
Gawler Craton p. 13
Willyama, Mount Painter and Mount Babbage Inliers, and the Curnamona Craton p. 17
Basement inliers of the southern Adelaide Geosyncline p. 18
Arunta Block p. 18
Musgrave Block p. 18
Neoproterozoic to Early Palaeozoic provinces p. 19
Tasman Fold Belt System p. 19
Adelaide Geosyncline p. 20
Peake and Denison Inliers p. 21
Officer Basin p. 21
Cambrian (and Cambro-Ordovician) basins p. 21
Delamerian Fold Belt p. 23
Phanerozoic basins p. 24

Introduction p. 33
Sleaford Complex p. 33
Carnot Gneisses p. 33
Wangary Gneiss p. 36
Dutton Suite p. .38
Gneissic basement to the Palaeoproterozoic Hutchison Group p. 38
Mulgathing Complex p. 38
Christie Gneiss p. 38
Kenella Gneiss p. 42
Hopeful Hill Basalt p. 42
South Lake Gabbro p. 42
Lake Harris Komatiite p. 43
Blackfellow Hill Pyroxenite . p. 43
Aristarchus Peridotite . p. 43
Mobella Tonalite and associated syntectonic granitoids p. 43
Unnamed calc-alkaline volcanics . p. 44
Glenloth Granite p. 45
Unassigned Precambrian meta-igneous rocks p. 45
Sleafordian Orogeny p. 46
Structure p. 46
Mulgathing Complex . p. 46
Sleaford Complex p. 47
Metamorphism p. 47
Regional correlation p. 48

Introduction p. 51
Gawler Craton p. 51
Cleve and Moonta Subdomains p. 51
Miltalie Gneiss p. 52
Hutchison Group p. 54
Warrow Quartzite p. 54
Middleback Subgroup p. 54
Middleback Subgroup mineralisation p. .61
Upper Hutchison Group p. 61
Myola Volcanics and Broadview Schist p. 62
Moonta Porphyry and Doora Schist p. 63
McGregor Volcanics and Moonabie Formation p. 66
Wandearah Metasiltstone and Willamulka Volcanics p. 67
Nuyts and Wilgena Subdomains . p. 68
Wilgena Hill Jaspilite p. 68
Tarcoola Formation p. 68
Nuyts Volcanics p. 69
Christie Subdomain p. 70
Nawa Subdomain p. 70
Kimban Orogeny p. 71
Deformation and metamorphism p. 71
Mylonites p. 73
Magmatism—Lincoln Complex p. 74
Wartakan Deformation p. 81
St Peter Suite magmatism p. 81
Willyama Inliers p. 82
Stratigraphy p. 82
Composite gneiss suite p. .83
Quartzofeldspathic gneiss suite p. 84
Calcsilicate suite p. 84
Bimba Formation p. 86
Carbonaceous pelite suite p. 86
Amphibolites p. 88
Olarian Orogeny p. 88
Structure p. 88
𝜪D1 event p. 89
𝜪D2 event p. 89
𝜪D3 event p. 90
Metamorphism p. 90
Granitoids and other intrusives p. 91
Dolerite dykes p. 93
Mount Painter and Mount Babbage Inliers p. 93
Stratigraphy p. 93
Migmatite (suite 1) p. 94
Augen-textured gneiss (suite 2) p. 95
Layered gneiss (suite 3) p. 95
Metasediment (suite 4) p. 96
Quartzite (suite 5) p. 96
Metavolcanic-granitic suite (suite 6) . p. 97
Depositional environment p. 97
Metasediments near Parabarana Hill p. 98
Correlation with the Willyama Inliers p. 98
Metamorphic and deformational history p. 99
Granitoid intrusives p. 100
Peake and Denison Inliers p. 100
Stratigraphy p. 100
Unnamed garnet schist (𝛠L d1) p. 100
Tidnamurkuna Volcanics p. 100
Unnamed quartz schist (𝛠L d2) p. 101
Baltucoodna Quartzite . p. 101
Unnamed miscellaneous metamorphics (𝛠L d3) p. 101
Intrusives p. 101
Wirriecurrie Granite p. 101
Basic dykes p. .102
Deformation and metamorphism p. 102
Basement inliers of the Mount Lofty Ranges p. 102
Tectonic framework p. 102
Houghton Inlier p. 103
Warren Inlier p. 104
Myponga Inlier p. 104

Introduction p. 107
Gawler Craton p. 107
Gawler Range Volcanics p. 107
Nomenclature and classification p. 107
Stratigraphy p. 109
Lower Gawler Range Volcanics p. 109
Southern Gawler Ranges p. 109
Lake Everard p. 111
Kokatha p. 111
Tarcoola-Kingoonya p. 113
Myall Creek, Roopena and Cultana p. 113
Stuart Shelf region p. 114
Upper Gawler Range Volcanics p. 115
Intrusive dykes and plugs p. 117
Geochronology p. 117
Geochemistry p. 119
Origin of the Gawler Range Volcanics p. 120
Sediments associated with the Gawler Range Volcanics p. 124
Corunna Conglomerate p. 124
Labyrinth Formation p. 126
Hiltaba Suite p. 127
Mineralisation associated with the GRV and Hiltaba Suite granitoids p. 132
Olympic Dam deposit p. 132
Exploration and mine development p. 132
Geological setting p. 132
Host breccias p. 132
Other lithologies p. 134
Structure p. 135
Mineralisation p. 135
Genesis p. 137
Acropolis and Wirrda Well prospects p. 138
Earea Dam Goldfield p. 138
Glenloth Goldfield p. 138
Tarcoola Goldfield p. 138
Spilsby Suite p. 139
Cariewerloo Basin p. 139
Pandurra Formation p. 142
Itiledoo Basin p. 142
Blue Range Beds p. 142
Epicratonic igneous rocks and sediments p. 142
Gairdner Dyke Swarm p. 142
Beda Volcanics p. 144
Backy Point Formation p. 144
Geochronology p. 146
Geochemistry p. 147
Curamona Craton and Mount Painter Province v147
Geology of the Curnamona Craton p. 147
Geology of the Mount Painter and Mount Babbage Inliers p. 149
Volcanic and sedimentary rocks p. 151
Intrusive suites p. 154
Geochronology p. 154
Volcanics p. 155
Intrusive suites p. 155
Geochemistry and mineralisation p. 156
Musgrave Block p. 157
Mulga Park Subdomain p. 158
Fregon Subdomain p. 158
Birksgate Complex p. 160
Intrusives of the Musgrave Block p. 160
Giles Complex p. 162
Emplacement relationships p. 162
Geochronology p. 162
Crystallisation pressures and temperatures p. 162
Kulgera Suite p. 162
Basic dyke swarms p. 163
Orogenic events of the Fregon Subdomain p. 165
Possible pre-Musgravian Orogeny events p. 165
Musgravian Orogeny p. 165
Faulting p. 166
Economic geology p. 167
Basement inliers southeast of the Musgrave Block p. 168
Coompana Block p. 168

Introduction p. 171
Adelaide Geosyncline and Stuart Shelf p. .171
Tectonic setting p. 171
Stratigraphy and sedimentation p. .172
Callanna Group p. 172
Arkaroola Subgroup (sequence set I) p. 172
Curdimurka Subgroup (sequence set II) p. 175
Diapirs of the Flinders Ranges and deformation of the Callanna Group p. 177
Burra Group p. 177
Emeroo Subgroup and River Wakefield Subgroup (sequence set Ill) p. 177
Mundallio Subgroup and Undalya Quartzite (sequence set IV) p. 179
Upper Burra Group (sequence set V) p. 181
Belair Subgroup (sequence set VI) p. 183
Umberatana Group p. 183
Sturtian glaciation and the Yudnamutana Subgroup (sequence set VII) p. 183
Interglacial sequences: Farina and Willochra Subgroups (sequence sets VIII and IX) p. 186
Marinoan glaciation and the Yerelina Subgroup (sequence set X) p. 189
Wilpena Group p. 192
Lower Wilpena Group (sequence set Xl) p. 192
Upper Wilpena Group and the Pound Subgroup (sequence set XII) . p. 194
Precambrian fossils of the Adelaide Geosyncline p. 197
Officer Basin p. 197
Adelaidean stratigraphy and sedimentation p. 197
Lindsay map area p. 197
Everard map area p. 198
Unnamed basal clastics p. 198
Chambers Bluff Tillite p. 198
Tapley Hill Formation equivalent p. 199
Wantapella Volcanics p. 199
Unnamed gritty quartzite p. 200
Rodda beds p. 200
Birksgate map area p. 201
Officer Basin drillholes p. 201
Polda Basin p. 202