Arrowie Basin

Petroleum and Geothermal in South Australia 7

FIGURES 1. Arrowie Basin, South Australia. Wells and seismic lines. (204548-033)

2. Regional seismic section across the Moorowie Syncline, line 30ar02, Geoscience Australia L164 survey. (204548-034)

3. Geological summary of the central region of the Adelaide Geosyncline. (204548-035)

4. Geological summary of the Arrowie Basin. (204548-036)

5. Wireline log correlation of Arrowie Basin sediments, Moorowie 1 to BWMIA 1. (204548-037)

6. Palaeogeographic reconstruction of sequence C1.1 (Early Cambrian). (204548-038)

7. Arrowie Basin, South Australia. Petroleum and geothermal tenements. (204548-039)

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MOOROWIESYNCLINE

BEN

AG

ERIE R

IDG

E

STUART SHELF

YALKALPOSYNCLINE

TOR

REN

SH

ING

E ZO

NE

FLINDERS

RANGES Frome 11Frome 12

Frome 10

Amelia 1

Annie 1

Lily 1

Frome 13

Frome 7

Steven 1

Kylie 1

Nicolin 1 Frome 14

Mark 1

Peter 1

Follington 1

Melkor 1

Treebeard 1,1AAnduril 1

Strider 1

Faramir 1

Shelob 1

Moria 1

30AR01

Arrowie Basin

ArrowieBasin

BROKEN HILL RAILWAY

STUART

AUSTRALIAN RAILWAY

TRANS

HIG

HWAY

BARRIER HIGHWAY

OlaryQuorn

Hawker

Copley

Marree

BlinmanWoomera

Cockburn

Lyndhurst Arkaroola

Andamooka

Glendambo

Parachilna

B

Olympic Dam

Roxby Downs Leigh Creek

WK 1WK 2

Scyw 1A

Yarrah 1

Tilcha 2Tilcha 1Yerila 1

Emu Dam 1

Edeowie 1,2

Woomera 1 Motpena 1,2Blinman 2Blinman 1

WWD 1 DW1

Blanche 1

Telechie 1

Moorowie 1Yalkalpo 1

Mudguard 1

Wooltana 1

Paralana 1

Skeleton 2

Yalkalpo 2

Lake Frome 2

Wilkatana 1-19

Bumbarlow 1

Paralana 1B

Paralana 1A

Lake Namba 1Lake Frome 3Lake Frome 1

Mulyungarie 2

Old Motpena 1

Black Range 2

Cootabarlow 3Cootabarlow 2

Cootabarlow 1

Billeroo West 1

Lakeside Bore 1Mount James MJ 1

Stuart Shelf WWD 1

Wertaloona 1Black Oak Bore 1

Stratigraphic Bore 3A

Stuart Creek SCYW-79 1

Vulkathunha - Gammon Ranges (NP)

FlindersRanges (NP)

Frome 8Frome 1,1AFrome 4

Frome 9

Smaug 1Frome 5,5A

Frome 2Frome 6

Frome 3,3A

Anduin 1

SAP 1 DW1

Salamander 1

Balrog 1

Gollum 1Sauron 1

Nazgul 1

Gandalf 1

L164 survey

Leigh Creek

Beverley

White Dam

Honeymoon

Olympic Dam

Beltana

Prominent Hill

Oban

Portia

Reliance

Kalkaroo

Mutooroo

Four Mile

Carrapateena

Pepegoona

Crockers Well

Arckaringa Basin

Lake Torrens (NP)

Lake Gairdner (NP)

Lake Frome (RR)

Bimbowrie (CP)

Strzelecki (RR)

Gawler Ranges (NP)

Ediacara (CP)

The Dutchmans Stern (CP)

Lake Torrens

Lake Gairdner

Lake Frome

Lake Everard

Lake Harris

141°0'E

141°0'E

140°0'E

140°0'E

139°0'E

139°0'E

138°0'E

138°0'E

137°0'E

137°0'E

136°0'E

136°0'E30

°0'S

30°0

'S

31°0

'S

31°0

'S

32°0

'S

32°0

'S

DMITRE 204456-033

South Australian Lamberts

Figure 1

0 25 50 kmPipeline licence (PL)Gas pipeline

Liquids pipeline

"

"

ADELAIDE

Olympic Dam

NEW

SO

UTH

WA

LES

PL1PL2

Siesmic lines (3D excluded)Gawler Curnamona Arrowieseismic survey – 2008Seismic – post 2000

Seismic – 1950–1999

Ì Selected mine

Parks with petroleum exploration access

Parks with no petroleum exploration access

PL12

SOUTH AUSTRALIA

Petroleum wells

ª Dry holeª̈ Dry hole with oil shows: Proposed or currently drilling

Geothermal wellsÂ

Abandoned wellØ Proposed or currently drillingÚ Suspended well

WELLS and SEISMIC LINES

Arrowie BasinSouth Australia

8681 8531 8381 8231

DMITRE 204456-034

SP

E W

1

Figure 2 Regional seismic section across the Moorowie Syncline, line 30AR01, Geoscience Australia L164 Survey.

0.5

2

0

1.5

2.5

10331 10181 10031 9881 9731 9581 9431 9281 9131 8981 8831

Lake Frome Group Wirrealpa Lst

Moorowie Fm

Base Cambrian

Unknown horizon

Unknown horizon

Unknown horizon (unconformity)

Unknown horizon

Mesoproterozoic

Ì

:

ª

ÚÌ

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Ì Telechie 1

Lake Frome 2

Lake Frome 3Lake Frome 1

Billeroo West 1

Frome 1,1AFrome 4

Frome 9

Frome 5,5A

Frome 2

Frome 6

Frome 3,3A

139°0'E 140°0'E

32

°0

'S3

1°0

'S

0 25 50 km

See Fig. 1

ARROWIE BASIN

PL 1PL 2

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Lily 1

Nicolin1

Frome 7

Frome 14

Frome 13

Kylie 1

Frome 12

Frome 10 Frome 1130AR01

DMITRE 204456-035

ROCK UNIT

ARROWIE BASIN

MA

RIN

OA

NS

TU

RT

IAN

TO

RR

EN

SIA

NW

ILLO

UR

AN

ME

SO

PR

OT

UP

PE

R R

IPH

EA

NV

EN

DIA

N

NE

OP

RO

TE

RO

ZO

IC

Rawnsley Quartzite

Bonney Sandstone

CanyonsWonoka Formation

Bunyeroo Formation

ABC Range Quartzite

Brachina Formation

Nuccaleena Formation

Elatina Formation

Tapley Hill Formation

Wilyerpa Formation

Tindelpina Shale

Appila

Tillite

BURRA

GROUP

CALLANNA

GROUP

Crystalline Basement

(GAWLER AND CURNAMONA CRATONS)

Balcanoona FmBrighton Limestone

Trezona Formation

Angepena FormationEtina Formation

Enorama Shale

Cambrian transgression approx 540 Ma

Postglacial transgression

Fault - controlled depocentres.

Glaciomarine diamictite and distal turbidites.

Local ironstone development (?condensed –

sequence).

Carbonaceous – TOC 1.1%, VR =2%�

Shallow marine clastics.

Renewed marine transgression.

DIA

PIR

S -

an

hyd

rite

, ? h

alite

Skillogalee Dolomite TOC 1.3% but overmature

in places. Potential seal.

�

Fluviomarine sandstone, distal silts and dolomite.

Gawler Craton intruded by mafic dykes

(1100–1050Ma) extension produced by initial

rifting and graben development.

Subaerial mafic volcanism.

�

Rift volcanism – flood basalts and rhyolite.

Initiation of rifting approx 850 Ma.

Brief marine incursions.

Evaporites and halite – source of diapirs

(gypsum, anhydrite and halite psuedomorphs).

Shallows upwards to stromatolitic limestone.

Transgressive shale deposited in starved basin

Redbeds, carbonate platform and slope.

Possible play in the Moorowie Syncline.

Fluvioglacial outwash and aeolian sandstone.

Glaciomarine diamictite.

Prograding delta into shallow marine shelf.

Tidal bars.

Shallow marine sands. Ediacara fauna

Shelf carbonates – storm reworking

Kilometre deep submarine canyons.

Rapid transgression

AGE

CAMB-

RIAN

CH

RO

NO

ST

RA

T

SEQUENCE

SETLITHOLOGY ATTRIBUTES

V

V

VV

VV

VVVVV V

V V

V V

V V

V V

V

Fe

Gas showPossible source rock

XII

XI

X

IX

VIII

VII

VI

V

IV

III

II

I

?

?

Figure 3 Geological summary of the central region of the Adelaide Geosyncline.

Grindstone Range Sandstone 600m

1400m

460m

400m

120m

900m

>540m

200 m

~300m

~2500m

~500m

100m

300m350m

500m570m

180m

240m

200m

200m

230m

350m

MAJOR ROCK RELATIONSHIPS COMMENTSSEQUENCE

STRATIGRAPHYAGE

EA

RLY

C

AM

BR

IAN

MID

DLE

CA

MB

RIA

N

Pantapinna Sandstone

Balcoracana Formation

Moodlatana Formation

Wirrealpa Limestone

Nepabunna Siltstone

Wirrapowie Limestone

Parachilna FormationUratanna Formation

Woodendinna Dol.

Midwerta Shale

WILPENA GROUPPRE

CAMB

Billy Creek Formation

??

Moorowie

Formation

upper

Wilkawillina

Limestone

Bunkers

Coads Hill Mbr

Sandstone

upper

Wilkawillina

Limestone

lower

Wilkawillina

Limestone

lower

Wilkawillina

Limestone

Woodendinna

UR

ATA

NN

A

SEQ

UEN

CE

Warragee Member

Narina Greywacke

upper Mernmerna

Formation

lower Mernmerna Form

ation

Bendieuta

Formation

(informal

name)

Oraparinna Shale

EdeowieM

br

SO

UT

H-

CE

NT

RA

L

NORTH - CENTRAL

BASIN

PL

AT

FO

RM

PLA

TF

OR

M

EA

ST

ER

N

Aja

x L

imesto

ne

HA

WK

ER

G

RO

UP

LA

KE

FR

OM

E

GR

OU

P

Erudina Siltstone Member

SEQUENCES

NOT YET

IDENTIFIED

Highstand

Lowstand

No lowstand

deposits

Highstand

tract

Highstand

tract

Highstand

Highstand

Lowstand-transgr.

Lowstand

Transgressive

Transgressive

tract

Transgressive

tract

Transgressive

Aroona Creek

Limestone

C3-

SB1

SB2SB1

SB1

SB1

SB1

SB1

- C2.2

- C1.3

- C2.1 - C

2- C

1

- C1.1

- C1.2

Potential sandstone reservoirs, but lack regional seal

PROBABLE GLOBAL REGRESSION

PROBABLE GLOBAL TRANSGRESSION

PROBABLE GLOBAL TRANSGRESSION

TECTONIC AND VOLCANIC ACTIVITY

Redbeds, thin carbonates. Limited source potential. Regional

seal to Wirrealpa Limestone

Widespread transgressive-regressive sequence recorded in all

Australian Cambrian basins. Potential source and reservoir

Redbeds, minor sandstone. Regional seal

Deep-water shale (Oraparinna) and lime mudstone (Mernmerna)

with source potential

First phase of major reef growth on central platform. Sandy oolite

shoals on east platform

First differentiation of platform margin with distinct shelf-slope break

High energy bioclastic deposits with small bioherms

Local deep marine intrashelf depressions

Peritidal facies deepening north on carbonate ramps

Widespread shoreface sands, thickening and fining northwards to

transgressive subtidal deposits

Localised submarine channels, chiefly in western region

Upper levels quartzitic in outcrop. Limited reservoir potential.

Lower levels shaly

DMITRE 204456-036

Widespread subaerial exposure. Potential karst reservoirs on

carbonate shelves

Subaerial exposure, extensive meteoric diagenesis, Bunkers

lowstand wedge is potential reservoir

Progradational-aggradational. Extensive dolomite, evaporites.

Second phase of reef expansion. East platform dissected by sand

filled channels

Figure 4 Geological summary of the Arrowie Basin. NB: average thickness is from outcrop.

Figure 5 Wireline log correlation of Arrowie Basin sediments, Moorowie 1 to BWMIA 1.

204456-037

OFFICER

BASIN

BASIN

BASIN

WARBURTON

ARROWIE

STANSBURY

BASIN

26�

25�

27�

28�

29�

30�

31�

32�

33�

34�

35�

36�

37�

38�

39�

KILOMETRES

3000

H

HH H

HH H

H HH

H

H

HHH

H

H

HH H H

Mount McDonnell

Formation

H

H

H

HH

HH

H

H

H

H

H

H

H

VV

VV V

VV

V

V V

V

VV

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

130 30´�133 30´� 136 30´� 139 30´�

142 30´�132�

135� 138�141�

144�129�

Mount Gambier

Port Augusta

Port Lincoln

CYMBRIC VALE

FORMATION

MOUNT

WRIGHT

VOLCANICS

WILLYAMA

INLIERS

?

lowerWilkawillinaLimestone

WirrapowieLimestone

Fork TreeLimestone

PararaLimestone

lowerWilkawillinaLimestone

MidwertaShale

MernmernaFormation

OuldburraFormation

ReliefSandstone

ParachilnaFormation

WangkondaFormation

Mount TerribleFormation

WinultaFormation

Sellick HillFormation

WoodendinnaDolomite Woodendinna

Dolomite

UratannaFormation

KulparaFormation

STANSBURY BASIN

ARROWIE BASIN

TE

CT

ON

ICC

ON

TA

CT

S

?

GAWLER

CRATON

?

ROCK RELATIONSHIPS

EASTERN OFFICER BASIN

ARUNTA

BLOCK

LATIT

UDE

APPRO

X.5

NO

F

�

NT

VIC

NS

W

QLD

MOORACOOCHIE

VOLCANICS

Broken Hill

EARLY

CAM

BRIA

NEQ

UATO

R

DMITRE 204456-038

Figure 6 Palaeogeographic reconstruction of sequence C1.1 (Early Cambrian).

"

"

"

""

"

"

"

"

"

" "

"

" "

"

Arrowie Basin

ArrowieBasin

BROKEN HILL RAILWAY

STUART

AUSTRALIAN RAILWAY

TRANS

HIG

HWAY

BARRIER HIGHWAY

OlaryQuorn

Hawker

Copley

Marree

Blinman

Woomera

Cockburn

Lyndhurst Arkaroola

Andamooka

Glendambo

Parachilna

B

Olympic DamRoxby Downs

Leigh Creek

Arckaringa Basin

628

626

577

627

578

601

579

602

631

581

609

511

240

146

607

567

582

183

145

124

606 120

406

164

405

165

563

565

564

571

572

603

559

128

181

156

254

294

487

486

490

295

489

488

497

206

557

Lake Torrens (NP)

Lake Gairdner (NP)

Lake Frome (RR)

Bimbowrie (CP)

Strzelecki (RR)

Gawler Ranges (NP)

Ediacara (CP)

The Dutchmans Stern (CP)

Vulkathunha - Gammon Ranges (NP)

Flinders Ranges (NP)

The Dutchmans Stern (CP)

Lake Torrens

Lake Gairdner

Lake Frome

Andamooka Island

Lake Everard

Lake Harris

141°0'E

141°0'E

140°0'E

140°0'E

139°0'E

139°0'E

138°0'E

138°0'E

137°0'E

137°0'E

136°0'E

136°0'E30

°0'S

30°0

'S

31°0

'S

31°0

'S

32°0

'S

32°0

'S

DMITRE 204456-039

PETROLEUM and GEOTHERMALENERGY ACT TENEMENTS

Arrowie BasinSouth Australia

South Australian Lamberts

Figure 7

0 25 50 km

Pipeline licence (PL)Gas pipeline

Liquids pipeline

"

"

ADELAIDE

Olympic Dam

NEW

SO

UTH

WA

LES

PL1PL2

Petroleum tenementsPetroleum exploration licence application (PELA)

Petroleum exploration licence (PEL)

Geothermal tenementsGeothermal exploration licence application (GELA)

Geothermal exploration licence (GEL)

Parks with petroleumexploration access

Parks with no petroleum exploration access

PL12

SOUTH AUSTRALIA