lake eyre - data.sarig.sa.gov.au

1
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Ã Tem si1 Qhe 2 TpQa 7 Kmc Qhl 1 Qhe 2 Qhe 2 Qr 1 _____ Tope Qp gy Tope Qpl 2 Qr 1 _____ Knw Qr 1 _____ TpQa 7 TpQa 7 Qr 1 _____ Kmo Qhe 2 Qp gy Kmb Qpl 2 Qr 1 _____ Kmo TpQa 7 Qhl 1 Qe 1 Qha 1 Qhl 1 Qhl 1 Qr 1 Qr 1 r 2 __ y1 Qhl 1 Qp gy Qr 1 _____ Knw Qr 1 _____ TpQa 7 TpQa 7 Qr 1 _____ Knw Qha 1 Qha 1 Qhl 1 Kmo TpQa 7 Qr 1 _____ Tope Qr 1 _____ Kmo Qr 1 _____ TpQa 7 Kmo Qpl 2 TpQa 7 Qha 1 Qha 1 Qhl 1 Qha 1 Qpl 2 Qha 1 Qhl 1 Tope Qhe 2 Qr 1 _____ Knw Knw TpQa 7 Qp gy ?Qha 1 Qhe 2 Qha 1 Qr 1 _____ Kmb Qhe 2 TpQa 7 Qr 1 _____ TpQa 7 Qhe 2 Qr 1 Qp gy Qp gy TpQa 7 Knw Qr 1 _____ Knw Kmo Qpl 2 Qhe 2 _____ TpQa 7 Qp gy Qpl 2 Qhe 2 Qhl 1 Qhe 2 Qhe 2 Qhl 1 Qp gy Qha 1 Tem si1 Qhe 2 Qhe 2 Qhe 2 Qhe 2 _____ Tope TpQa 7 Qr 1 _____ Knw Tope Qhe 2 Qhe 2 Qr 1 _____ Kmo Tem si1 Kmo Qp gy Qr 1 _____ Kmo Qhe 2 Qhe 2 T T Qhl 1 Qr 1 _____ Kmo Kmo Kmo Kmo Kmo Tem si1 Kmo Tope Qpl 2 Qp gy Qp gy Qr 1 _____ TpQa 7 Qhe 2 Qr 1 _____ Tope Qhl 1 Kmo Qp gy Qhe 2 Qhl 1 Qr 1 _____ Kmo Qhe 2 Kmc Qhl 1 TpQa 7 Qha 1 Tem si1 Tope Qr 1 _____ Kmo Qhl 1 Qhe 2 Kmo Qhl 1 Qr 1 _____ Kmo Qr 1 _____ Kmc Qr 1 Qhl 1 Qhl 1 Qr 1 _____ TpQa 7 Qr 1 _____ Knw 1 Tope Qhl 1 Qhs 1 Knw Qpl 2 Qpl 2 Qhl 1 Knw TpQa 7 Qr 1 _____ Kmo Qhe 2 Qha 1 Qha 1 Qhl 1 Qr 1 _____ Kmo BABBAGE, DOL, Mg No 3 Bore Nancy Bore Armistice Bore Barlow Waterholes Ballunane Waterhole Chincardina Waterhole Walpucunnia Waterhole Oppathakana Waterhole Wangeerarangena Waterhole Betawappamunninna Waterhole Wadmatagunnieudinga Waterhole Belt Bay Madigan Gulf Jackboot Bay Halligan Bay Cooper Inlet Scalloped Bay Level Post Bay BANDOO HILL FLINT MOUND MERCER HILL WILLOW HEAD WANDERY HILL ARTEMIA POINT PALPALPA HILL PRESCOTT POINT CAMPBELL POINT HUNT PENINSULA WADLALGLA HILL HAMBIDGE POINT PRICE PENINSULA MIDLA MIDLA HILL BONYTHON HEADLAND BABBAGE PENINSULA SULPHUR PENINSULA WARMAKIDYABOO HILL KINGOONABURRABINNA HILL Eric Island Hector Island Silcrete Island Tirari Desert Junction Gully Fenner Depression Lake Eyre (north) Lake Mulapula Lake Koolkootinnie Lake Callara Breakthrough Gully Lake Coorichina Twin Lakes Lake Wadmadingalinda Warmakidyaboo Waterhole Teemurrina Waterhole Blanket Waterhole 650000 650000 660000 660000 670000 670000 680000 680000 690000 690000 700000 700000 710000 710000 720000 720000 730000 730000 740000 740000 750000 750000 760000 760000 770000 770000 780000 780000 790000 790000 679 0000 680 0000 680 0000 681 0000 681 0000 682 0000 682 0000 683 0000 683 0000 684 0000 684 0000 685 0000 685 0000 686 0000 686 0000 687 0000 687 0000 688 0000 688 0000 689 0000 689 0000 690 0000 690 0000 The Total Magnetic Intensity Image has been compiled using aeromagnetic data from the Department for Energy and Mining, South Australia. Aeromagnetic data have been merged, gridded and image processed by the Geological Survey of South Australia. SCALE 1:1000000 SCALE 1:1000000 Modified from Interpreted Crystalline Basement Geology Of The Gawler Craton (Fairclough et al. 2003) Interpreted Solid Geology Of The Curnamona Province (Burtt and Betts, 2003), Musgrave Block, Central Australia: regional geology from interpretation of aeromagnetic data (Rankin and Newton, 2002), Solid Geology South Australia (Cowley, 2006). 5 0 5 10 15 20 25 KILOMETRES KILOMETRES SA GEOLOGICAL ATLAS SERIES SHEET GEOLOGICAL SURVEY OF SOUTH AUSTRALIA DEPARTMENT FOR ENERGY AND MINING SOLID GEOLOGY INTERPRETATION TOTAL MAGNETIC INTENSITY IMAGE AUSTRALIA 1:250 000 +7.00°E +6.75°E +6.50°E +6.25°E +7.25°E +7.50°E GASON MARREE WARRINA LAKE EYRE NOOLYEANA BILLA KALINA CURDIMURKA OODNADATTA KOPPERAMANNA Douglas 6240 Piarooka 6241 Lake Eyre 6341 Madigan Gulf 6440 Jackboot Bay 6340 Koolkootinnie 6441 WA NT QLD SA NSW VIC TAS INDEX TO 1:100 000 SHEETS INDEX TO ADJOINING 1: 250 000 SHEETS Magnetic Declination 2000 (Annual variation +1.4 minutes) SCALE 1:250,000 DIGITAL EDITION SUBJECT TO AMENDMENT See published printed map for further information A two standard deviation contrast stretch has been applied to the raster image above. ! ! ! ! ! ! ! ! ! D SCALE 1:2000000 A: Detailed ground traverses B: Image interpretation with limited ground traverses C: Image interpretation with potentially some minor ground traverses D: Image interpretation only GEOLOGICAL RELIABILITY DIAGRAM 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' 29° 00' 28° 30' 28° 00' 136° 30' 137° 00' 137° 30' 138° 00' COMMODITIES DOL Dolomite Mg Magnesium LAKE EYRE SH5304 nTesla -621.353 4949.522 -732.069 73.247 878.563 SH5304 LAKE EYRE Lake Eyre sheet published 1975 ! Geological Field Observations Solid Geology - Linear Structure .................................................................... Fault position accurate ............................................................ Fault position approximate CULTURAL FEATURES ..................................................................................... SPRING ......................................................... VEHICULAR TRACKS ....................................................................................... FENCE .............................................................. ! IDENTIFIED POINT ....................................................................................... ) YARDS HYDROGRAPHIC AND GEOMORPHIC FEATURES ........................................................................................... LAKE ........................................................ INTERMITTENT LAKE .................................................. MAJOR WATERCOURSE ................................................... MINOR WATERCOURSE .......................................................................... FLOODPLAIN .......................................................................... ! WATERHOLE ......................................................................................... ! BORE ......................................................................... " WATER TANK .......................................................................... SAND RIDGE LINEAR STRUCTURES ....................................................................... ALLUVIAL FAN ................................ FAULT POSITION APPROXIMATE ..................................... MISCELLANEOUS BOUNDARY MINING ............................................................................. Ã PROSPECT GEOLOGICAL BOUNDARY ....................................................................... ALLUVIAL FAN ... GEOLOGICAL BOUNDARY POSITION ACCURATE ...................................................................... GEOLOGICAL BOUNDARY POSITION APPROXIMATE .................................................................... SWAMP MARSH Solid Geology AM6 Archaean- Mesoproterozoic unit 6 AM7 Archaean Mesoproterozoic unit 7 AM5 Archaean- Mesoproterozoic unit 5 LM12 Palaeoproterozoic- Mesoproterozoic unit 12 AM2 Archaean- Mesoproterozoic unit 2 Mount Woods Complex Ls Peake Metamorphics Le R E F E R E N C E CRETACEOUS OODNADATTA FORMATION: Claystone and siltstone, interbedded; with fine-grained sandstone, calcareous and ferruginous concretions; limestone with celestite and barite veins. Kmo COORIKIANA SANDSTONE: Sandstone, very fine to fine-grained, calcareous, clayey; sandy siltstone; minor siltstone. Kmc BULLDOG SHALE: Mudstone, grey, bioturbated, fossiliferous and shaly; minor silt to very fine-grained sandstone intervals. Kmb WINTON FORMATION: Shale; siltstone; sandstone. Non-marine, minor coal horizons. Kaw EOCENE-MIOCENE EOCENE-MIOCENE SILCRETE UNIT 1: Regionally older silcrete; approx Late Eocene-Mid Miocene. Tem\si 1 OLIGOCENE-PLIOCENE ETADUNNA FORMATION: White dolomite and limestone with green and grey Mg rich claystone and fine-grained sand. Tope PLIOCENE-PLEISTOCENE PLIOCENE-PLEISTOCENE ALLUVIAL/FLUVIAL UNIT 7: Sand, clay, multi-coloured, crossbedded, in channels, some vertebrate remains, gypsified in places. Clay, coarse sand, gravel west of Lake Eyre. Fluvial and fluviolacustrine. Pliocene to Quaternary. TpQa 7 HOLOCENE HOLOCENE ALLUVIAL/FLUVIAL UNIT 1: Present day Holocene alluvium; current bedload. Qha 1 HOLOCENE AEOLIAN UNIT 2: Holocene sand capping dunes in dunefields. Qhe 2 HOLOCENE LACUSTRINE/PLAYA UNIT 1: Holocene playa sediments. Qhl 1 HOLOCENE LACUSTRINE/PLAYA UNIT 2: Holocene playa margin/beach sediments. Qhl 2 HOLOCENE SPRING UNIT 1: Holocene mound spring: limestone-cemented sediments or limestone. Qhs 1 PLEISTOCENE-HOLOCENE QUATERNARY AEOLIAN UNIT 1: Quaternary dunefield sands. Qe 1 QUATERNARY AEOLIAN UNIT 2: Quaternary interdunal silt and sand. Based on Qs` on CURDIMURKA. Qe 2 QUATERNARY REGOLITH/COLLUVIAL UNIT 1: Quaternary gibber-mantled colluvium. Based on Q on MURLOOCOPPIE. Qr 1 PLEISTOCENE PLEISTOCENE LACUSTRINE/PLAYA SEDIMENTS UNIT 2: Pleistocene playa margin/beach sediments: fine to coarse fossiliferous sand and gravel. Qpl 2 PLEISTOCENE REGOLITH/COLLUVIAL UNIT 2: Pleistocene red-brown structured clay with gibber mantle. Qpr 2 PLEISTOCENE GYPCRETE: Undifferentiated Pleistocene gypcrete. Qp\gy PLEISTOCENE GYPCRETE UNIT 2: Pleistocene low-level gypcrete: WARRINA sheet. Qp\gy 2 PLEISTOCENE GYPCRETE UNIT 1: Pleistocene high-level gypcrete: WARRINA sheet. Qp\gy 1 Any person purchasing this map may reproduce it for their own use or that of their staff, but not for any other purpose except with the written permission of the Chief Executive, Department for Energy and Mining SA, GPO Box 320, Adelaide, South Australia, 5001. CROWN COPYRIGHT RESERVED Department for Energy and Mining SA. Topographic detail based on TOPO-250K GEODATA (source scale 1:250 000) supplied by Geoscience Australia - National Mapping Division, ACT. The relationship between this data and DEM data is not guaranteed. Computer generated from SA_GEOLOGY database (Digital data available upon request) Current version 2018.Digital Product of Spatial Information Services. Published by, and with the authority of, the Department for Energy and Mining SA. Grey numbered lines indicate the 10000 metre Map Grid Transverse Mercator Projection, Geocentric Datum Australia, 2020. The lake boundaries displayed on this map may have been derived from geological interpretation and may not match lakes interpreted by topographic mapping authorities. Not all structures are represented on this particular map. Compiled by A.F. Williams, B.Sc.(Hons). Mapping by A.F. Williams, B.Sc.(Hons), and G.W. Krieg, B.Sc.(Hons) Geological boundaries displayed on this map have been Derived from geological interpretation and are not intended to be used for navigational purposes. Copies of this map can be obtained from the Department for Energy and Mining SA, Adelaide. 2020 2020 R.C. Cobcroft, Director, Geological Survey of South Australia.

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Page 1: LAKE EYRE - data.sarig.sa.gov.au

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Temsi1

Qhe2

TpQa7

Kmc

Qhl1

Qhe2

Qhe2

Qr1_____Tope

Qpgy

TopeQpl2

Qr1_____Knw

Qr1_____TpQa7

TpQa7

Qr1_____Kmo

Qhe2

Qpgy

Kmb

Qpl2

Qr1_____Kmo

TpQa7

Qhl1

Qe1

Qha1

Qhl1

Qhl1

Qr1

Qr1

Qpr2_____Qpgy1

Qhl1

Qpgy

Qr1_____Knw

Qr1_____TpQa7

TpQa7

Qr1_____Knw

Qha1

Qha1

Qhl1

Kmo

TpQa7

Qr1_____Tope

Qr1_____Kmo

Qr1_____TpQa7

Kmo

Qpl2

TpQa7

Qha1

Qha1

Qhl1

Qha1

Qpl2

Qha1

Qhl1

Tope

Qhe2

Qr1_____Knw

Knw

TpQa7

Qpgy

?Qha1

Qhe2

Qha1

Qr1_____Kmb

Qhe2

TpQa7

Qr1_____TpQa7

Qhe2

Qr1

Qpgy

Qpgy

TpQa7

Knw

Qr1_____Knw

KmoQpl2

Qhe2_____TpQa7

Qpgy

Qpl2

Qhe2

Qhl1

Qhe2

Qhe2

Qhl1

QpgyQha1

Temsi1

Qhe2

Qhe2

Qhe2

Qhe2_____Tope

TpQa7

Qr1_____Knw

Tope

Qhe2

Qhe2

Qr1_____Kmo

Temsi1

Kmo

Qpgy

Qr1_____Kmo

Qhe2

Qhe2

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Qhl1

Qr1_____Kmo

Kmo

Kmo

Kmo

Kmo

Temsi1

Kmo

Tope

Qpl2

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Qhe2

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BABBAGE, DOL, Mg

No 3 Bore

Nancy Bore

Armistice Bore

Barlow Waterholes

Ballunane Waterhole

Chincardina Waterhole

Walpucunnia Waterhole

Oppathakana Waterhole

Wangeerarangena Waterhole

Betawappamunninna Waterhole

Wadmatagunnieudinga Waterhole

Belt Bay

Madigan Gulf

Jackboot Bay

Halligan Bay

Cooper Inlet

Scalloped Bay

Level Post Bay

BANDOO HILLFLINT MOUND

MERCER HILL

WILLOW HEAD

WANDERY HILL

ARTEMIA POINT

PALPALPA HILL

PRESCOTT POINT

CAMPBELL POINT

HUNT PENINSULA

WADLALGLA HILL

HAMBIDGE POINT

PRICE PENINSULA

MIDLA MIDLA HILL

BONYTHON HEADLAND

BABBAGE PENINSULA

SULPHUR PENINSULA

WARMAKIDYABOO HILL

KINGOONABURRABINNA HILLEric Island

Hector Island

Silcrete Island

Tirari Desert

Junction Gully

Fenner Depression

Lake Eyre (north)

Lake Mulapula

Lake Koolkootinnie

Lake Callara

Breakthrough Gully

Lake Coorichina

Twin Lakes

Lake Wadmadingalinda

Warmakidyaboo Waterhole

Teemurrina Waterhole

Blanket Waterhole

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The Total Magnetic Intensity Image has been compiled usingaeromagnetic data from the

Department for Energy and Mining, South Australia.Aeromagnetic data have been merged, gridded and image

processed by the Geological Survey of South Australia.

SCALE 1:1000000 SCALE 1:1000000 Modified from Interpreted Crystalline Basement Geology Of The Gawler Craton (Fairclough et al. 2003)Interpreted Solid Geology Of The Curnamona Province (Burtt and Betts, 2003),

Musgrave Block, Central Australia: regional geology from interpretation ofaeromagnetic data (Rankin and Newton, 2002), Solid Geology South Australia (Cowley, 2006).

5 0 5 10 15 20 25KILOMETRES KILOMETRES

SA GEOLOGICAL ATLAS SERIES SHEET

GEOLOGICAL SURVEY OF SOUTH AUSTRALIADEPARTMENT FOR ENERGY AND MINING

SOLID GEOLOGY INTERPRETATIONTOTAL MAGNETIC INTENSITY IMAGE

AUSTRALIA 1:250 000

+7.00

°E

+6.75

°E

+6.50

°E

+6.25

°E

+7.25

°E

+7.50

°E

GASON

MARREE

WARRINA LAKE EYRE

NOOLYEANA

BILLA KALINA CURDIMURKA

OODNADATTA

KOPPERAMANNA

Douglas6240

Piarooka6241

Lake Eyre6341

Madigan Gulf6440

Jackboot Bay6340

Koolkootinnie6441

WA

NTQLD

SANSW

VIC

TAS

INDEX TO 1:100 000 SHEETS

INDEX TO ADJOINING 1: 250 000 SHEETSMagnetic Declination 2000

(Annual variation +1.4 minutes)

SCALE 1:250,000

DIGITAL EDITIONSUBJECT TO AMENDMENT

See published printed map for further information

A two standard deviation contrast stretch has been applied to the raster image above.

!

!

!

!

!

!

!

!

!

D

SCALE 1:2000000

A: Detailed ground traversesB: Image interpretation with limited ground traversesC: Image interpretation with potentially some minor ground traversesD: Image interpretation only

GEOLOGICAL RELIABILITY DIAGRAM

29° 0

0'28

° 30'

28° 0

0'

136° 30' 137° 00' 137° 30' 138° 00'

29° 00'28° 30'

28° 00'

136° 30' 137° 00' 137° 30' 138° 00'

29° 0

0'28

° 30'

28° 0

0'

136° 30' 137° 00' 137° 30' 138° 00'

29° 00'28° 30'

28° 00'

136° 30' 137° 00' 137° 30' 138° 00'

29° 0

0'28

° 30'

28° 0

0'

136° 30' 137° 00' 137° 30' 138° 00'

29° 00'28° 30'

28° 00'

136° 30' 137° 00' 137° 30' 138° 00'

COMMODITIESDOL DolomiteMg Magnesium

LAKE EYRESH5304

nTesla

-621.353 4949.522

-732.069 73.247 878.563

SH5304

LAKE EYRE

Lake Eyre sheet published 1975!Geological Field Observations

Solid Geology - Linear Structure

....................................................................Fault position accurate............................................................Fault position approximate

CULTURAL FEATURES

.....................................................................................SPRING.........................................................VEHICULAR TRACKS

.......................................................................................FENCE.............................................................. !IDENTIFIED POINT

....................................................................................... )YARDS

HYDROGRAPHIC AND GEOMORPHIC FEATURES

...........................................................................................LAKE........................................................INTERMITTENT LAKE

..................................................MAJOR WATERCOURSE...................................................MINOR WATERCOURSE

..........................................................................FLOODPLAIN

.......................................................................... !WATERHOLE......................................................................................... !BORE

......................................................................... "WATER TANK..........................................................................SAND RIDGE

LINEAR STRUCTURES

.......................................................................ALLUVIAL FAN................................FAULT POSITION APPROXIMATE

.....................................MISCELLANEOUS BOUNDARY

MINING

............................................................................. ÃPROSPECT

GEOLOGICAL BOUNDARY

....................................................................... ! ! ! !

ALLUVIAL FAN...GEOLOGICAL BOUNDARY POSITION ACCURATE

......................................................................GEOLOGICAL BOUNDARY POSITIONAPPROXIMATE

....................................................................SWAMP MARSH

Solid Geology

AM6 Archaean-Mesoproterozoic unit 6

AM7 ArchaeanMesoproterozoic unit 7

AM5 Archaean-Mesoproterozoic unit 5LM12 Palaeoproterozoic-

Mesoproterozoic unit 12

AM2 Archaean-Mesoproterozoic unit 2

Mount Woods ComplexLs

Peake MetamorphicsLe

R E F E R E N C E

CRETACEOUS

OODNADATTA FORMATION: Claystone and siltstone, interbedded; withfine-grained sandstone, calcareous and ferruginous concretions; limestonewith celestite and barite veins.

KmoCOORIKIANA SANDSTONE: Sandstone, very fine to fine-grained,calcareous, clayey; sandy siltstone; minor siltstone.KmcBULLDOG SHALE: Mudstone, grey, bioturbated, fossiliferous and shaly;minor silt to very fine-grained sandstone intervals.Kmb

WINTON FORMATION: Shale; siltstone; sandstone. Non-marine, minorcoal horizons.Kaw

EOCENE-MIOCENE

EOCENE-MIOCENE SILCRETE UNIT 1: Regionally older silcrete; approxLate Eocene-Mid Miocene.Tem\si1

OLIGOCENE-PLIOCENE

ETADUNNA FORMATION: White dolomite and limestone with green andgrey Mg rich claystone and fine-grained sand.Tope

PLIOCENE-PLEISTOCENE

PLIOCENE-PLEISTOCENE ALLUVIAL/FLUVIAL UNIT 7: Sand, clay,multi-coloured, crossbedded, in channels, some vertebrate remains,gypsified in places. Clay, coarse sand, gravel west of Lake Eyre. Fluvialand fluviolacustrine. Pliocene to Quaternary.

TpQa7

HOLOCENE

HOLOCENE ALLUVIAL/FLUVIAL UNIT 1: Present day Holocene alluvium;current bedload.Qha1HOLOCENE AEOLIAN UNIT 2: Holocene sand capping dunes indunefields.Qhe2

HOLOCENE LACUSTRINE/PLAYA UNIT 1: Holocene playa sediments.Qhl1HOLOCENE LACUSTRINE/PLAYA UNIT 2: Holocene playa margin/beachsediments.Qhl2HOLOCENE SPRING UNIT 1: Holocene mound spring:limestone-cemented sediments or limestone.Qhs1

PLEISTOCENE-HOLOCENE

QUATERNARY AEOLIAN UNIT 1: Quaternary dunefield sands.Qe1QUATERNARY AEOLIAN UNIT 2: Quaternary interdunal silt and sand.Based on Qs` on CURDIMURKA.Qe2QUATERNARY REGOLITH/COLLUVIAL UNIT 1: Quaternarygibber-mantled colluvium. Based on Q on MURLOOCOPPIE.Qr1

PLEISTOCENE

PLEISTOCENE LACUSTRINE/PLAYA SEDIMENTS UNIT 2: Pleistoceneplaya margin/beach sediments: fine to coarse fossiliferous sand andgravel.

Qpl2PLEISTOCENE REGOLITH/COLLUVIAL UNIT 2: Pleistocene red-brownstructured clay with gibber mantle.Qpr2

PLEISTOCENE GYPCRETE: Undifferentiated Pleistocene gypcrete.Qp\gy

PLEISTOCENE GYPCRETE UNIT 2: Pleistocene low-level gypcrete:WARRINA sheet.Qp\gy2

PLEISTOCENE GYPCRETE UNIT 1: Pleistocene high-level gypcrete:WARRINA sheet.Qp\gy1

Any person purchasing this map may reproduce it for their own useor that of their staff, but not for any other purpose except with the written

permission of the Chief Executive, Department for Energy and Mining SA, GPO Box 320,Adelaide, South Australia, 5001.

CROWN COPYRIGHT RESERVEDDepartment for Energy and Mining SA.

Topographic detail based on TOPO-250K GEODATA (source scale 1:250 000)supplied by Geoscience Australia - National Mapping Division, ACT.The relationship between this data and DEM data is not guaranteed.

Computer generated from SA_GEOLOGY database(Digital data available upon request)

Current version 2018.DigitalProduct of Spatial Information Services.

Published by, and with the authority of, theDepartment for Energy and Mining SA.

Grey numbered lines indicate the 10000 metre Map GridTransverse Mercator Projection, Geocentric Datum Australia, 2020.

The lake boundaries displayed on this map may have been derived from geological interpretationand may not match lakes interpreted by topographic mapping authorities.

Not all structures are represented on this particular map.Compiled by A.F. Williams, B.Sc.(Hons). Mapping by A.F. Williams, B.Sc.(Hons), and G.W. Krieg,

B.Sc.(Hons)

Geological boundaries displayed on this map have beenDerived from geological interpretation and are not

intended to be used for navigational purposes.Copies of this map can be obtained from the

Department for Energy and Mining SA, Adelaide.

2020

2020

R.C. Cobcroft, Director, Geological Survey of South Australia.