TAMBOURAH 2nd Edition 1:100 000 Geological ...

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Woodstock Homestead 4 km. Pilga Homestead 2 km. Marble Bar 56 km. Split Rock Homestead 11 km. Bamboo Springs Homestead 32 km. RANGE. ROAD.
58

R3f Residual unit, first generation

R3f

ing

340

340

ñFOh-sg

Creek

ñFOh-sg ñFOh-sp ñFOh-sr

TUMBIANA FORMATION Mingah Member: basaltic to andesitic volcaniclastic sandstone and siltstone (common accretionary lapilli), and local quartz sandstone, shale, and thin lenticular stromatolitic carbonate units; locally thick basalt flows

ñFOh-sp

Dolerite dyke or sill

HARDEY FORMATION Pebble to cobble conglomerate interbedded with medium- to coarse-grained sandstone, wacke, and siltstone Thickly bedded sandstone, pebbly sandstone, and conglomerate Coarse to pebbly sandstone; minor pebble conglomerate; thickly bedded

Cree k

c. 2772 Ma è

ñBL-od

Black Range Dolerite Suite: dolerite dyke; local gabbro; weakly metamorphosed

Drain

ñST-gnd

RANGE

ñFOti-bntt

18

16

420

460

440

îê66ôôôÜN

14

30 33

A1¤

48 79

ñST-gp

59

69 67

zq

ñKEe-stq 24

22

î20

36

52

72 52

ñKEe-bk

40 40

28

26

C1

W1gp¨

25

ñPI-xmus-mbs ìRH-od

47

ñPI-xmus-mbs

46

A1ª A1¤

360

72

36

C1 38

66

ñPI-mwa

R2k

R RIVE

R2gp¨

No 6 Well

87

A1¤

Well

A1ª

A1§

A1§t

landing ground

44

46

Mulgandinnah Shear Zone

ñST-gp SEA LEVEL

ñTApe-mgtn

ñWAa-xmwa-g

ñSTwo-gml ñST-gnd

ñCEka-mggb

ñPIs-mtq

ñTApe-mgtn

ñKEe-bk ñST-gp ñPIs-mtq ñKEe-bbo

ñFOh-sp ñSScp-ci ñDA-ad

ñWAp-fnp ñKEe-bbo

ñWAa-xmws-mus

ñSRcg-gme ñPIs-fnc

ñWAa-mwa

ñFOh-sp

ñTA-xmggl-gnl

ñDA-mykx

ñDA-ax

ñSOp-sh

85 86

ñWAa-mwa

ñTA-mggl

ñKEe-xmus-mbs

A1ª

A1§

ñKEe-bk

52

ñSRta-gmd

ñWAa-bk

ñWAa-mwa ñTApe-mgtn

4 km

Garden Creek

ñWAa-bk ñWAa-mtq ñCEka-mggb ñWAa-bb

R2gp¨

ñWAa-bb ñTA-mgg

ñTA-xmggl-gnl

ñSRta-gmd

Split Rock Supersuite Cutinduna Supersuite

Z-vergence......................................................................................................

ñmaxP

ñWAp-fnp

ñPI-xmb-mu Amphibolite Metamafic and meta-ultramafic rocks

Pincunah Banded Iron Member

ñSScp-ci ñSSc-xf-s

Kangaroo Caves Formation

ñSSk-b

Kunagunarrina Formation

ñSSl-s

Leilira Formation

ñKEe-b

Euro Basalt

ñPIs-xs-c

Strelley Pool Formation

ñWAp-f

Panorama Formation

ñWAa-b

Apex Basalt

ñCEgc-mgm

ñFO-od ñTA-mgg ñTApe-mgtn

ñCEka-mggb Garden Creek Monzogranite Kavir Granodiorite

ñCEgc-mgm ñCEka-mggb

ñTA-mg

ñTApe-mgtn

Undivided ñTA-mg ñTApe-mgtn Petroglyph Gneiss Callina Supersuite

ñCL-mg

ñWAp-fnv

PANORAMA FORMATION Metafelsic volcanic rock; schistose Felsic volcaniclastic conglomerate and sandstone; minor felsic schist; locally silicified; metamorphosed Porphyritic to aphanitic felsic dyke; metamorphosed Felsic volcaniclastic rock; includes debris-flow deposits, autobreccia, agglomerate, and tuffaceous rocks; minor chert; local basaltic andesite; metamorphosed

ñWAp-mfs ñWAp-fnc ñWAp-fnp ñWAp-fnv

Salgash Subgroup

c. 3433 Ma

DE GREY SUPERBASIN

LALLA ROOKH BASIN

Croydon Group

De Grey Supergroup

exposed...........................................................................................................

82

22^00'

58

exposed...........................................................................................................

inclined............................................................................................................

normal, exposed, tick on downthrown side.................................................

overturned.......................................................................................................

ìRH-od

inclined............................................................................................................

ñTApe-mgtn

ñTApe-xmgtn-gp

ñTApe-xmgtn-mggb

ñTA-mgml

ñTA-mgmi

ñTA-mgg

ñTA-mggi

ñTA-mggl

ñTA-mggu

ñTA-xmggl-gnl

ñWAa-mtq

ñWAa-mwsc

ñWAa-mc

ñWAa-mbbs

ñWAa-xmbs-mus

ñWAa-muts

ñWAa-mbk

ñWAa-mwa

ñWAa-bb

ñTA-jmgg-mwa

ñTA-gml

c. 3428 Ma

ñWAa-xmwa-g

ñWAa-bk

c. 3451 Ma ì c. 3431 Ma ò

APEX BASALT Quartzite; white, medium grained; bedding locally preserved ñWAa-mtq Metachert; blue-grey and white chert; recrystallized ñWAa-mc Strongly sheared chloritic schist after metabasalt ñWAa-mbbs Carbonate-altered mafic volcanic rock and derived mafic schist ñWAa-mbk Medium-grained amphibolite and amphibolitic schist; derived from basalt and dolerite ñWAa-mwa Interlayered amphibolite and granitic rocks; commonly schistose; includes granite and pegmatite veins ñWAa-xmwa-g ChloriteÊactinolite schist ñWAa-mwsc ñWAa-xmbs-mus Interlayered mafic schist derived from metabasalt and ultramafic schist Talc- or serpentine-schist; local tremoliteÊchloriteÊserpentineÊcarbonate schist ñWAa-muts Basalt; tholeiitic and massive; commonly pillowed and locally schistose; metamorphosed ñWAa-bb Komatiitic basalt, massive and pillowed lavas and subvolcanic intrusions; local pyroxene spinifex texture; weakly metamorphosed ñWAa-bk

ñTApe-mgtn ñTApe-xmgtn-gp ñTApe-xmgtn-mggb ñTA-mgml ñTA-mgmi ñTA-mgg ñTA-mggi ñTA-mggl ñTA-mggu ñTA-xmggl-gnl ñTA-jmgg-mwa ñTA-gml

PETROGLYPH GNEISS: tonalitic orthogneiss with sheeted pegmatitic granitic veins and local white leucogranite Grey tonalitic gneiss (A-TApe-mgtn) and strongly foliated biotite granodiorite (KAVIR GRANODIORITE) with sheets and irregular patches of coarse-grained to pegmatite leucogranite (TAMBOURAH MONZOGRANITE) Tonalitic orthogneiss (A-TApe-mgtn), with sheets of homogeneous grey metagranodiorite (KAVIR GRANODIORITE) and leucogranite Schlieric, foliated leucocratic metamonzogranite and local diatexite; as sheets in tonalitic orthogneiss (Callina Supersuite) Meta hornblende monzogranite and metagranodiorite; migmatitic, and locally porphyritic with plagioclase phenocrysts Orthogneiss derived from granodiorite; leucocratic; fine to medium grained Metagranodiorite, meta quartz diorite and metatonalite; migmatitic and foliated Equigranular, leucocratic metagranodiorite with leucogranite sheets and diatexite veins Meta biotite granodiorite with feldspar augen; foliated Equigranular, leucocratic metagranodiorite with leucogranite sheets and diatexite veins Metagranodiorite with amphibolite xenoliths along contacts of amphibolite rafts; equigranular, meso- to melanocratic Leucocratic monzogranite; inequigranular, medium to coarse grained; varies from homogeneous, to schlieric-textured, to locally gneissic; metamorphosed

TN GN

DATA DIRECTORY

MN

Theme

Data Currency

GeologyÝ*

2012

Geological Survey of Western Australia, Department of Mines and Petroleum

Mineral sitesÝ*

FEB 2012

Geological Survey of Western Australia, Department of Mines and Petroleum

Structural data

APR 2012

Geological Survey of Western Australia, Department of Mines and Petroleum

Horizontal control

AUG 2011

Landgate

2011

Landgate

Topographic nomenclature

Organization

Topography

2011

Landgate

Contours

2010

Geoscience Australia (Commonwealth)

GRID / MAGNETIC ANGLE 2.5¾ GRID CONVERGENCE 0.8¾

*ÝDMP data can be viewed interactively via GeoVIEW.WA , and related datasets can be downloaded from the GSWA Data and Software Centre

ñmapP

ñCL-mgia c. 3462 Ma

c. 3463 Ma ì c. 3468Ê3451 Ma ì

ñCL-mgia ñCL-mgna ñCL-mgnu ñCL-mgti ñCL-mgtn ñCL-xmgti-mg

ñCL-mgna

ñCL-mgnu

ñCL-mgti

ñCL-mgtn

ñCL-xmgti-mg

True north, grid north and magnetic north are shown diagrammatically for the centre of the map. Magnetic north is correct for 2012 and moves easterly by approx. 1.3À annually

WA State Government unless otherwise indicated

Meta hornblende diorite; medium-grained, equigranular; generally well foliated; local gneissic layering Partly melted orthogneiss, with hornblende porphyroblastic texture Migmatitic orthogneiss with K-feldspar augen Migmatitic tonalitic orthogneiss and diatexite; intrusive sheets of leucogranite and/or leucosome; common xenoliths of amphibolite; local xenoliths of quartzite Heterogeneous, migmatitic, tonalitic to granodioritic orthogneiss with sheets of schlieric leucogranite (Tambina Supersuite) Heterogeneous, migmatitic, tonalitic to granodioritic orthogneiss and mixed metamorphosed granitic rock

SHEET INDEX COOYA POOYA

MOUNT WOHLER

SATIRIST

WODGINA

NORTH SHAW

MARBLE BAR

2355

2455

2555

2655

2755

2855

PYRAMID SF 50-7

MARBLE BAR SF 50-8

MILLSTREAM

MOUNT BILLROTH

HOOLEY

WHITE SPRINGS

TAMBOURAH

SPLIT ROCK

2354

2454

2554

2654

2754

2854

JEERINAH

McRAE

WITTENOOM

MOUNT GEORGE

MOUNT MARSH

WARRIE

2353

2453

2553

2653

2753

2853

inclined............................................................................................................

relative movement (section only)

vertical.............................................................................................................

sedimentary structure....................................................................................

overturned anticline, exposed.......................................................................

graded bedding..............................................................................................

overturned syncline, exposed.......................................................................

cross-bedding................................................................................................. inclined............................................................................................................

synformal anticline, concealed.....................................................................

vertical.............................................................................................................

antiformal syncline, concealed.....................................................................

ñCL-mgti

32

Small-scale fold axis, showing trend and plunge

ñCL-mgti

unspecified...................................................................................................... 4 km

sinistral 40

30

inclined..............................................................................................

reverse............................................................................................... sinistral

Locality...................................................................................................................

Long Island Yard

80

46 41

340

Pool.........................................................................................................................

Pool

Waterhole...............................................................................................................

Waterhole

Soak, spring..........................................................................................................

Soak Spring Drain

Drain....................................................................................................................... Bore, well...............................................................................................................

Bore

Well

Dam

Tank

Dam, tank.............................................................................................................. Position doubtful.................................................................................................... Made ground or mining area..............................................................................

vertical.............................................................................................................

inclined............................................................................................................

72

horizontal.........................................................................................................

Isotopic age determination site with identification number..............................

142885

MOUNT LIONEL

MOUNT BRUCE

MUNJINA

2352

2452

2552

2652

SF 50-12 WEELI WOLLI

ROY HILL

2752

2852

1:100Ý000 maps shown in black 1:250Ý000 maps shown in brown Search for current GSWA map products online

COMMODITY GROUP Precious mineral

Geochronology from GSWA data (published and in preparation) and interpreted from external sources (listed below). Some GSWA geochronology may come from samples obtained on adjoining map sheets. GSWA geochronology data are available online at .

Beryl (undifferentiated)........................................... Brl

Geochronology by: (1) Wingate, MTD and Giddings, JW 2000, Precambrian Research, v. 100, p. 335Ê357.

Chromium................................................................ Cr

(2) Arndt, NT et al. 1991, Australian Journal of Earth Sciences, v. 38, p. 261Ê281.

Copper.................................................................... Cu

(3) Blake, NT et al. 2004, Precambrian Research, v. 133, p. 143Ê173. (4) Wingate, MTD 1999, Australian Journal of Earth Sciences, v. 46, p. 493Ê500.

HON. NORMAN MOORE, M.L.C.

(5) Bickle, MJ et al. 1989, Contributions to Mineralogy and Petrology, v. 101, p. 361Ê376.

MINISTER FOR MINES AND PETROLEUM

(6) Zegers, TE 1996, Geologica Ultraiectina, Universiteit Utrecht, no. 146, 208p.

Precious metal

Iron.......................................................................... Fe

Vein and hydrothermal

Steel alloy metal

Lead........................................................................ Pb

(7) Rasmussen, B et al. 2007, Geochimica et Cosmochimica Acta, v. 71, p. 670Ê690.

Stratabound volcanic and sedimentary

Speciality metal

Lithium.................................................................... Li

(8) Buick, R et al. 2002, Precambrian Research, v. 114, p. 87Ê120.

Stratabound sedimentary and/or sedimentary banded iron-formation

Base metal

Manganese.............................................................. Mn

(9) McNaughton, NJ et al. 1993, Precambrian Research, v. 60, p. 69Ê98.

Iron

Nickel....................................................................... Ni

(10) Thorpe, RI et al. 2002, Precambrian Research, v. 56, p. 169Ê189.

Silver........................................................................ Ag

(11) De Vries, ST 2004, Geologica Ultraiectina, Universiteit Utrecht, no. 244, 159p.

Undivided

Industrial mineral Construction material

Tantalum................................................................. Ta

Cartography by D Ladbrook

Tin............................................................................ Sn

Edited by SR White and K Greenberg

Tungsten................................................................. W

Published by the Geological Survey of Western Australia.

Zinc.......................................................................... Zn

(PD)

Mine, deposit, prospect, or occurrence...............

Tambourah

Mineralization sites on this map have been extracted from GSWA's MINEDEX database. For clarity, names have been shown only for selected sites. Full details of site numbers, site locations, site status, mineralization, and commodities can be obtained from the MINEDEX database, accessed at .

This map is published in digital format (PDF) and is available online at . Copies of this map are available from the Information Centre, Department of Mines and Petroleum, 100 Plain Street, East Perth, WA 6004. Phone (08) 9222 3459Ý Fax (08) 9222 3444 WebsiteÝ EmailÝ [email protected]

Geological Survey of Western Australia

Department of Mines and Petroleum

Gadolinite................................................................ Gdl

Orthomagmatic mafic and ultramafic

Regolith hosted

Government of Western Australia

Gold......................................................................... Au

SITE NAME

20

BeddingÊcleavage intersection lineation, showing trend and plunge

MINERALIZATION STYLE

All precious metal sites are gold unless otherwise indicated

Windpump..............................................................................................................

80

MINERAL SITES

Porphyry, pegmatite, greisen, and skarn

Watercourse...........................................................................................................

inclined.............................................................................................. inclined............................................................................................................

Hillside

Contour line, 20 metre interval............................................................................

Stretching lineation, showing trend and plunge 65

Beryl, emerald......................................................... Brle

Homestead.............................................................................................................

70

showing dip of gneissic banding 30

Asbestos, chrysotile (serpentine)......................... Asbs

Horizontal control; major, minor..........................................................................

vertical............................................................................................... normal................................................................................................

Fence, generally with track..................................................................................

Breakaway.............................................................................................................

showing dip of foliation inclined..............................................................................................

Aggregate (undifferentiated)................................. Agg

Yard........................................................................................................................

dextral

Gneissic banding, showing strike and dip inclined............................................................................................................

70

vertical...............................................................................................

Metamorphic foliation, showing strike and dip

antiformal syncline, exposed.........................................................................

inclined............................................................................................................

inclined..............................................................................................

84

pillow structure...............................................................................................

Small-scale fold axial surface, showing strike and dip

ñPI-mwa

dextral

ROCKLEA

Geology by MJ Van Kranendonk 1995Ê99, M Pawley (University of Newcastle) 1998Ê99, and AH Hickman 2008Ê11

Track....................................................................................................................... Railway...................................................................................................................

showing dip of igneous flow banding

60

igneous layering.............................................................................................

syncline; exposed, concealed.......................................................................

80

Shear-sense indicator

88

Way-up indicator

synformal anticline, exposed.........................................................................

2 km

85

horizontal.........................................................................................................

Fold, showing axial trace and generalized plunge direction

inclined............................................................................................................

SF 50-11

ROY HILL

Recompiled by AH Hickman 2008Ê11

Road; unsealed.....................................................................................................

Cleavage, showing strike and dip vertical.............................................................................................................

Igneous flow banding, showing strike and dip

concealed........................................................................................................

anticline; exposed, concealed......................................................................

ñSTcn-gmm ñTA-mgg

74

Igneous layering, showing strike and dip

strike-slip, exposed, showing relative dextral horizontal displacement...

horizontal; towards viewer, away from viewer.....................................

SEA LEVEL

85

Bedding, showing strike and dip

Fault or shear

56

ñTApe-mgtn ñPI-mwa

ñTA-mgml

ñWAp-fnc

Cardinal Formation

For further details refer to main legend 3449Ê3427 Ma âô ââ

PILBARA CRATON

Bamboo Springs Homestead 32 km

ARCHEAN

S-vergence......................................................................................................

Geological boundary

66

ñKEe-mwsc ñKEe-bk ñKEe-ccb ñSOa-shz ñKEe-bbvt ñKEe-ccb ñKEe-mbbq ñDA-ad ñSScp-ci ñKEe-muts ñKEe-muts ñKEe-bbo ñPI-mwa ñKEe-mwsc ñKEe-stq

ñWAa-mwa

ñmwsP ñDA-map

ñxmws-musP

ñWA-f

COMMODITY

A2

87

54

ñPIs-mtq

ñTA-mgg

ìMW-od

Schlieric, and locally migmatitic, metamonzogranite and K-feldspar megacrystic monzogranite (A-STmg-gme); local remobilized tonalitic orthogneiss (Callina Supersuite; A-CL-mgti) Sheets of grey, foliated, biotite monzogranite (MULGANDINNAH MONZOGRANITE; A-STmg-gme) and pegmatite dykes in tonalitic orthogneiss and leucogranite MULGANDINNAH MONZOGRANITE: fine- to medium-grained, magnetite-bearing biotite monzogranite; weakly foliated Schlieric, and locally migmatitic, leucocratic metamonzogranite and monzogranite with augen after K-feldspar megacrysts (A-STmg-gme); local monzogranitic orthogneiss Sheets of homogeneous grey monzogranite and K-feldspar megacrystic monzogranite (A-STmg-gme) in tonalitic orthogneiss (Callina Supersuite; A-CL-mgtn) Pegmatite Biotite monzogranite with K-feldspar and local quartz phenocrysts; leucocratic; massive to weakly foliated; weakly metamorphosed Micromonzogranite dykes; local flow banding; silicified and weakly recrystallized Pegmatitic granite; as dykes and small intrusions in amphibolite COONDINA MONZOGRANITE: biotite monzogranite; leucocratic; medium grained to weakly porphyritic ELEY MONZOGRANITE: K-feldspar-porphyritic biotite monzogranite; weakly foliated WOODSTOCK MONZOGRANITE: biotite monzogranite; equigranular to feldspar porphyritic; weakly to moderately foliated; locally abundant pegmatite and granodiorite dykes; magnetite-bearing leucogranite pods Biotite monzogranite; equigranular to feldspar porphyritic; weakly to moderately foliated; with abundant greenstone and granitic gneiss xenoliths K-feldspar-porphyritic monzogranite with common rafts and inclusions of tonalitic orthogneiss (PETROGLYPH GNEISS; A-TApe-mgtn) Biotite monzogranite with characteristic mafic layering and schlieren; medium grained, equigranular, and K-feldspar porphyritic

ñSOa-sh

Vic.

H

ñmwsP

ñWAa-mc

ñSTwo-gmy

Corboy Formation

Dalton Suite

ñDA-xo-a

A.C.T.

G

ñCL-mgti

ñTApe-mgtn

ñSTwo-gmpi

ñWA-zc

ñSOc-s

ñPI-mwa ñPI-xmb-mu

STRELLEY POOL FORMATION Quartzite; weakly bedded Quartz-rich sandstone or arenite; thickly bedded; with local cross-bedding; local chert; metamorphosed Hydrothermal chert, in dykes Felsic volcaniclastic conglomerate and sandstone; minor felsic schist; locally silicified; metamorphosed Felsic volcaniclastic conglomerate and sandstone; minor felsic schist; carbonate cemented; metamorphosed

ñmapP

Paddy Market Formation

ñSOp-xca-f

ñPI-mwa

ñPIs-fnck

ñxmws-musP

Quartzite Amphibolite Amphibolite and granitic rocks Mafic and ultramafic schist Metaperidotite

ñmtqP ñmwaP ñxmwa-gP ñxmws-musP ñmapP

A1ª

80

88

Bungaginna Pool (Hughes Soak) A1§t

R1gp¨

A1¤

ñWAa-mtq

ñTA-mgg

ñmwsP

ñPIs-fnc

ñxmwa-gP

Tas.

î50

ñWAa-mwa

ñPIs-fnc

ìMW-od

ñCEka-mggb

zq

ñmwazP

ñPIs-zc

ñmwaP

68

ñCUbs-gmp 48

ñKEe-ccb

ñWAa-bb

ñST-gp

ñKEe-ccb

ñFOh-sg ñWAa-bb

ñWAa-mwa ñWAa-muts

2 km

ñWAa-xmbs-mus

ñSTwo-gm

ñTApe-xmgtn-mggb ñCEka-mggb

ñPIs-stq

87

Tambina Creek

Tambina Creek

EURO BASALT Strongly sheared chlorite schist Amphibolite and metabasalt; includes local metadolerite and meta komatiitic basalt; locally schistose Silicified and sericitized metabasalt Carbonate-altered mafic volcanic rock and derived mafic schist TremoliteÊchloriteÊserpentine schist, derived from komatiitic basalt Interlayered ultramafic and mafic schist derived from interbedded komatiitic and tholeiitic basalt. Serpentinized peridotite and komatiite; includes serpentinite and tremoliteÊchloriteÊserpentineÊcarbonate schist Metaperidotite Bedded to massive quartz-rich sandstone; local sandstone (lithic arenite); metamorphosed Blue-black hydrothermal chert; in veins Chert; white, grey, and blue-black layered; locally massive blue-grey; metamorphosed Massive or poorly bedded fuchsitic green chert; includes silicified flow-top breccia Banded iron-formation; includes jaspilite and ferruginous chert; metamorphosed Massive basalt; metamorphosed Pillowed basalt; includes local massive basalt, dolerite, and komatiitic basalt; metamorphosed Basaltic volcaniclastic rocks; includes coarse-grained fragmental rock, bedded tuffaceous rocks, and pahoehoe flows; metamorphosed Komatiitic basalt; massive and pillowed lavas and subvolcanic intrusions; local pyroxene spinifex texture; metamorphosed Dolerite; includes local gabbro; metamorphosed

ñmtqP

OG

ER

Metres

0

N

AUS

T

RICK ROGERSON EXECUTIVE DIRECTOR

SCALE 1:100Ý000 1000

IC A L SU

EY

F

ñKEe-od

Mulgandinnah Monzogranite Coondina Monzogranite Eley Monzogranite Woodstock Monzogranite

ñSTmg-gme ñSTcn-gmm ñSTel-gmp ñSTwo-gm

Lalla Rookh Sandstone

ñCDl-st

79

119^30'

DIAGRAMMATIC SECTIONS

E

ñKEe-bk

ñSTwo-gm

T WES

D

C

ñKEe-bbvt

ñSTel-gmp

ñSTcn-gmm

W.A.

vertical, direction indicated by arrows..................................................

B

ñKEe-bbo

ñSTmg-gme

Qld

strike-slip, exposed, showing relative sinistral horizontal displacement..

A

ñKEe-bb

ñKEe-ci

ñKEe-ccf

ñWA-xmbmq-zqx Silicified komatiitic basalt and associated quartzÊvein breccia; metamorphosed Hydrothermal chert ñWA-zc Fine-grained felsic volcanic rock, bedded volcaniclastic rock, and agglomerate; metamorphosed ñWA-f

Warrawoona Group

0

ñCUbs-gmp

20'

10'

ñKEe-ccb

QuartzÊsillimaniteÊbiotiteÊmuscoviteÊgarnet schist (highly metamorphosed shale) and psammitic paragneiss; includes quartzofeldspathic schist Quartzite, including metamorphosed quartz arenite Amphibolite with abundant granitic dykes and veins; local interleaved meta-ultramafic rocks Amphibolite after basalt or dolerite; metasomatized; local amphibolite schist ActinoliteÊchlorite schist after mafic rock Mafic and ultramafic schist Metapyroxenite Metaperidotite

normal, exposed, reactivated by thrust.......................................................

119^00'

ñKEe-zc

Bamboo Springs Monzogranite

ñCUbs-gmp

MOUNT BRUCE

87

84

R2k A1ª

ñKEe-stq

ñSRta-gmd

Cooglegong Monzogranite Spear Hill Monzogranite Tambourah monzogranite

ñSRcg-gm ñSRsh-gmp ñSRta-gmd

85

ñCUbs-gmp

A1§ W1gp¨

42

î40

R2k

83

87

86

ñCL-mgtn

Yard

ñKEe-map

ñKEe-xmus-mbs

ñSRsh-gmp

ñSRcg-gm

S.A.

R2gp¨

81 88

ñKEe-muts

Black Range Dolerite Suite

N.S.W.

ñCUbs-gmp

88

R2k

ñBL-od

ñSTwo-gmi

Hardey Formation ñBL-od

îê70

82

zq 78

ñCUbs-gmp

36

360

E RANG 340 340

K BLAC

340 75

ñSTwo-gm

ñFOh-xs-f

Dolerite

ñFO-od

N.T.

No 3 Well

A1¤

ñCUbs-gmp

79

ñFO-od

White Quartz Well 70

zq

87

R2gp¨

A1ª

ñSTel-gmp

Tumbiana Formation

360

R

34

ñCL-mgtn

ñPI-mwa 34

ñCL-mgti 42

42

54

ñSTmg-gme 34

C1

76

64

75

ñCL-mgti ñBL-od ñmwazP

26

45

32

ñBL-od

ñSTcn-gmm 35

ñTA-mgg

340

380

340

360

52

ñDA-mapt ñWAa-bb

î30

Z

380

80 38 ñPIs-stq

SHAW

380

380

H

320

340

340

320

340 400

380

3

80

79

360

280

69

ñKEe-map ñKEe-stq

31

39

44

ñFO-od

82

52

ñSTcn-gmm

ñFOt-xb-k

Mundine Well Dolerite Suite Round Hummock Dolerite Suite

RV

zq

12

42

ñFOh-sg

48

16

RIVE

A1§t

ñmwazP

44

ñKEe-mbms

ìRH-od

ìMW-od ìRH-od

83

A1§

A2

84

47

ñWAa-mwa 88 47 ñCUbs-gmp 65 32 72 ñTA-mgml 86

83

ñTA-mgmi

R2k

ñSTel-gmp

75

ñxmwa-gP

Z

ñSRta-gmd ñFOh-sg

32

56

42

28 30 zq 3 ñKEe-bk ñDA-mapt W1gp¨ ìRH-od C2 ñPI-mwa ñKEe-mwsc ñSScp-ci ñKEe-muts 64 R2k 67 440 ñBL-od ñWAp-fnv R2gp¨ C1 74 47 40 ñKEe-stq 45 ñKEe-ccb 50 zq ñKEe-bbo ñKEe-ccb 80

ñKEe-bbo ñDA-mapt

58 58

42

32

R2gp¨

42

R2gp¨

ñST-gnd

ñSTwo-gmi ñSTwo-gmpi ñSTwo-gmy

S

ñBL-od zq

35

47

A1§t

No 4 Well

ñmlslP ñmtqP ñxmwa-gP ñmwazP ñmwsP ñxmws-musP ñmaxP ñmapP

74

ñBL-od

Yard

A1§

R1gp¨

L²c

ñBL-od

ñST-gmaf

Prinsep Orogeny (c. 3070 Ma)

R1gp¨ ñSTel-gmp

82

ñCUbs-gmp

ñST-gmp

ñCDl-sp

ñmtqP

ñSSk-xuk-bk

ñSSk-uk

ñKEe-mbk

ñWA-xmbmq-zqx

LALLA ROOKH SANDSTONE Pebble to boulder conglomerate and interbedded pebbly to coarse-grained sandstone; metamorphosed Coarse-grained to pebbly sandstone and pebble conglomerate; minor siltstone and grey shale; metamorphosed

ñCDl-sg ñCDl-sp

ñmlslP

ñBL-od

ek

î10

zq

30

ñWAa-mwa

25

ñKEe-ccb ñKEe-bbvt

55

72

66

ñCDl-sg

ñmwazP 78

ñTA-mgmi ñSTmg-gme

76

ñBL-od

A2

ñTA-mgml

60

58

68

R2gp¨

79 A1¤ ñTA-mgmi

R2k

66

62

75

R2gp¨

ñTA-mgml

Cre

ñBL-od

CHICHESTER

î08ôôôÜE

zq

45

82

17

65

ñBL-od

88

A1¤

Creek

76

65 ñCL-mgtn

81

A1ª

ñTA-mgmi

A1§

Well

A1¤ A1ª

ñmwazP ñTA-mgml ñSTel-gmp

65

R2k

82

78

65

A1¤

ñSTmg-xmgn-gm

North Pilbara Orogeny (2950Ê2930 Ma)

No 2 Well

ñCL-mgia

R1gp¨

R2k

81

Well

No 5 Well

ñBL-od

ñSTcn-gmm

83

34 0

ñFOti-bntt

C1

34

480

ñFOh-sp Øàrb-cip

ñWAa-xmwa-g

zq

ñKEe-ccb

10

Coolarg arrick

ñBL-od

385 m

c. 2933 Ma

0 34

ñBL-od

ñBL-od

A1§

ñCL-mgia

380

W1gp¨

A2

42

62

MARBLE BAR 101

86

ñBL-od

zq

42

84

ñTA-mgml îê80 ìMW-od

ñCL-mgti

zq

W1gp¨

46

W1gp¨

28

Sn

R2gp¨

42 17 ñCL-mgnu

Yard

65

c. 2927 Ma 10

ñSTmg-mgmi

ñST-gp

ñST-mgmi ñST-xgm-mgn ñSTmg-gme ñSTmg-mgmi ñSTmg-xmgn-gm ñST-gp ñST-gmp ñST-gmaf ñST-gnd ñSTcn-gmm ñSTel-gmp ñSTwo-gm

zq

zq

86

ñmwazP

48

70

73

ñSTmg-gme

75

landing ground

Coondina SW

ñmwazP

62

32

46

26 86

R1gp¨

ñBL-od

ñCL-mgia ñCL-xmgti-mg

ñCL-mgti ñSRcg-gmd

R2gp¨

Deep Well

A1§t

20

70

ñBL-od

40

ñDA-ad

67 45

63

400

landing ground

Tanks k CreeñFOh-sr

A2

ñWAa-mwa ñWAa-mtq zq ñCEka-mggb

68

420

Tank

zq

460

10

420

460

22^00'

C2

zq

81

ñFO-od

42

12

77

37 57

80

W1gp¨

84

ìRH-od

53

440

rrie

C1

Tank

33

63

440

440

ona

A1¤

ñSRta-gmd

zq

440

400

500

landing ground

Co

68 A1§

ñSRta-gmd

8

420

62

ñPIs-mtq ñWAa-mtq

zq

Ta,Sn Sn

A1§ A1ª

ñmwazP

R1gp¨

ñSSk-bnvt

ñKEe-mbbq

ñPIs-mtq ñPIs-stq ñPIs-zc ñPIs-fnc ñPIs-fnck

20

LIA

zq

32

80

0

ñKEe-ccb ñKEe-mbbq

37

ñPI-mwa ñTA-mgg ñPI-mwa ñFO-od

80

60

78

36

ñTA-mgml

80 72

R2gp¨

ñSSk-bk

ñKEe-mba