geological survey of western australia€¦ · 160 140 12 0 220 260 280 300 300 320 320 300 320 3...
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S O U T H E R N O C E A N
PHILLIPS
RIVE
R
Twertatup
Creek
PantonCre
ek
Creek
RIVER
Yarracarrup
RIVER
WEST
HAMERSLEY
RIVER
HAMERSLEY
INLET
S O U T H E R N O C E A N
Hicks
Cree
k
(PD)
RIVER
WEST RIVER Kybulup Creek PHILLIPS RIVER SOUTHERN OCEAN PHILLIPS RIVER Yarracarrup Creek
HIGHWAY
ROAD
MOIR
MyliesBeach
WestBeach
Whale BoneBeach
ANNIEPEAK
landingground
G 74-7
Rave
nsth
orpe
7 k
m
OVERSHOT HILLNATURE RESERVE
FLORA AND FAUNARESERVE
ROAD
FLORA AND FAUNARESERVE
Cocanarup
SOUTH
COAST
HIGHWAY
SOUT
H
COAST
OLD
ONGERUP
ROAD
RIVER
WEST
ROAD
AERODROME
Cowerdup
Wooganup
Parwoonup
Mainnerup
Yarbudup
Quagitup
F I T Z G E R A L D R I V E R N A T I O N A L P A R K
Cave Point
Edwards Point
Quoin Head
E Y R E
R A N G E
R A N G E
W H O O G A R U P
MT DRUMMOND
309 m
NEWDEGATE
RAVENSTHORPE
ROAD
BREMER BAY 18105 m
ESA 8
270 m
G 74-8159 m
HT 131100 m
HT 258314 m
HT 27081 m
NEWDEGATE 17348 m
NEWDEGATE 19319 m
NEWDEGATE 20285 m
NEWDEGATE 21332 m
304 mNEWDEGATE 27
NEWDEGATE 71306 m
Fitzge
rald
5 k
mLake King 57 km
Rave
nsth
orpe
5 k
m
FLORA
AND FAUNA
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3
GEOLOGICAL SURVEY OF WESTERN AUSTRALIA
SHEET 2830 FIRST EDITION 1996
AUSTRALIA 1:100Ý000 GEOLOGICAL SERIES SHEET 2830
119¾30À
34¾00À
40À 50À 120¾00À
34¾00À
33¾30À
120¾00À50À40À119¾30À
33¾30À
40À
50À
20
40À
50À
1:100Ý000 maps shown in black
TN
GNMN
GRIDCONVERGENCE
1.5¾
GRID/MAGNETICANGLE 0.3¾
Topography from the Department of Land Administration Sheet SI 50-8, 2830,with modifications from geological field survey
This map is also available in digital form
A DCB E
East Perth, WA, 6004. Phone (09) 222 3459, Fax (09) 222 3444Mining Information Centre, Department of Minerals and Energy, 100 Plain Street,
Ravensthorpe Terrane
West sector; mainlymetasedimentaryrocks
SIMPLIFIED GEOLOGY
DIAGRAMMATIC SECTIONS
Cocanarup greenstones
Aerodrome sector;mainlymetasedimentaryand ultramaficrocks
Coas
tal d
epos
itsInla
nd d
epos
its
Rave
nsth
orpe
Ter
rane
YILG
ARN
CRAT
ON
ALBA
NY_
FRAS
ER O
ROGE
NBR
EMER
BAS
IN
YILG
ARN
CRAT
ON
SHEET INDEX
BREMER BASIN
Coca
naru
p gr
eens
tone
s
The recommended reference for this map is: WITT, W. K., 1996, Cocanarup,
Edited by D. Ferdinando, J. Mikucki, C. Strong, S. Willis, and G. Loan
ALBANY_FRASEROROGEN
Manyutup Tonalite
The original thrusts dipped to the west on section A_B_C Relative displacement along fault..........................
Cartography by K. Greenberg, S. Collopy, and M. Prause
PHAN
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Quartz-K-feldspar-sillimanite gneiss and granoblastic quartz-clinopyroxene-amphibole-(K-feldspar) rock
Quartz-feldspar(-amphibole-biotite) gneiss; fine-grained; metamorphosed daciteQuartz-plagioclase-amphibole gneiss; fine- to medium-grained; derived from
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Printed by Allwest Print, Western Australia
Alluvium_clay, silt, sand, and gravel in channels
Albany_Fraser Orogeny
Albany_Fraser Orogeny (Mount Barren Group only)
Annabelle Volcanics
Western Australia 1996
Published by the Geological Survey of Western Australia. Copies available from the
W.A. Sheet 2830: Western Australia Geological Survey, 1:100Ý000 Geological Series
BREMER BAY
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PROT
EROZ
OIC
Geological boundary
Fault
Bedding, showing strike and dip75
Igneous layering/lamination, showing strike and dip
Minor fold, showing trend, direction of plunge, and dip of axial plane
Way-up indicator
Metamorphic foliation, showing strike and dip
Cleavage, showing strike and dip
Mineral lineation, showing trend and plunge direction
Intersection lineation, showing trend and plunge direction
Airphoto lineament
exposed...........................................................................................................
exposed..........................................................................................................
thrust, triangles placed on upper plate.......................................................
concealed.......................................................................................................
post-Dç fold..............................................................................................
Dç fold......................................................................................................
DÛ fold......................................................................................................
anticline, commonly isoclinal; plunge unknown.........................................
syncline, commonly isoclinal........................................................................
minor isoclinal fold with vergence to left....................................................
anticline, open to tight..................................................................................
overturned anticline.......................................................................................
overturned syncline.......................................................................................
inclined............................................................................................................
vertical.............................................................................................................
vertical.............................................................................................................
dip indeterminate...........................................................................................
igneous layering or differentiation trend.....................................................
sedimentary structure...................................................................................
inclined...........................................................................................................
vertical.............................................................................................................
dip indeterminate...........................................................................................
inclined............................................................................................................
vertical.............................................................................................................
horizontal.........................................................................................................
on foliation plane............................................................................................
on bedding plane...........................................................................................
on cleavage plane..........................................................................................
Igneous lineation, horizontal................................................................................
inclined............................................................................................................
foliation, bedding, or layering trend.............................................................
Stromatolite locality...............................................................................................
Highway with national route marker....................................................................
Formed road...........................................................................................................
Track.........................................................................................................................
Building....................................................................................................................
Locality....................................................................................................................
National park boundary.........................................................................................
Reserve boundary..................................................................................................
Horizontal control, minor.......................................................................................
Breakaway...............................................................................................................
Contour line, 20 metre interval.............................................................................
Watercourse, ephemeral; pool..............................................................................
Spring; swamp.......................................................................................................
Dam.........................................................................................................................
Position doubtful....................................................................................................
Rock, exposed........................................................................................................
Mineral field boundary...........................................................................................
Mining centre..........................................................................................................
Mine (gold, unless otherwise indicated)..............................................................
Opencut...................................................................................................................
Quarry or pit...........................................................................................................
Prospect..................................................................................................................
Battery or treatment plant, abandoned................................................................
Mineral occurrence................................................................................................
Copper..............................................................................................................
Gold..................................................................................................................
Gravel...............................................................................................................
Lead..................................................................................................................
Manganese.......................................................................................................
Sand (building)................................................................................................
Zinc...................................................................................................................
Metamorphic mineral occurrence.........................................................................
Andalusite.........................................................................................................
Anthophyllite.....................................................................................................
Cordierite..........................................................................................................
Diopside............................................................................................................
Garnet...............................................................................................................
Kyanite..............................................................................................................
Magnetite..........................................................................................................
Olivine...............................................................................................................
Sillimanite.........................................................................................................
Staurolite..........................................................................................................
60
70
70 20
80 40
ARCH
AEAN
¦
Sand with limonitic pisoliths and gravel
Calcrete
PALLINUP SILTSTONE:
Metasedimentary rock, undivided; deeply weathered
Plan
tage
net G
roup
SEA LEVEL
2 km
4 km
SEA LEVEL
2 km
4 km
W.A.
N.T.
S.A.
N.S.W.
Vic.
Tas.
A.C.T.
1:250Ý000 maps shown in brown
True north, grid north and magnetic north
are shown diagrammatically for the centre
of the map. Magnetic north is correct for
1995 and moves easterly by about 0.1¾ in
3 years
2628
2629
2630
2631
2728
2729
2730
2731
2829
2830
2831
2930
2931
3030
3031
3130
3131
CHEYNE
PALLINUP
JERRAMUNGUP
BURNGUP
BREMER
JACUP
NEWDEGATE
COCANARUP
KING
RAVENSTHORPE
MOOLYALL
OLDFIELD
NORTHOVER LORT
NEWDEGATE RAVENSTHORPE
INVESTIGATOR ISLAND
SI 50-8
SI 50-12
SI 51-5
SI 51-9
HOOD POINT
CAPE KNOB
STOKES INLET
2929
WEST ISLAND
3029
INVESTIGATOR
white to yellow to brown siltstone, silty sandstone, and spongolite; mainly deeply weathered
Beach sand_quartz and calcareous sand on beaches and in unstable dunesConsolidated coastal deposits_calcarenite, locally shelly; forms consolidated dunes and foreshore reefs;
equivalent to TAMALA LIMESTONE
Reworked Cainozoic deposits_clay, silt, and sand in broad floodplains of mature drainageLacustrine deposits_clay and silt in claypans and swampsColluvium_rubble of boulders and sand derived from MOUNT BARREN GROUP; minor outcrops of MOUNT BARREN GROUP
Colluvium_rubble of boulders and sand derived from granitoid rock and granitoid gneiss; minor outcrops of granitoid rock
Colluvium_scree and sand derived from PALLINUP SILTSTONE
Dune deposits_quartz sand and gypsum in stabilized dunes adjacent to playa lakesPlaya deposits_saline and gypsiferous evaporites interbedded with clay, silt, and sand in playa lakes
Colluvium_clay, silt, and rock fragments derived from greenstonesSandplain deposits_unconsolidated sand; remnants of peneplain
Lateritic deposits_laterite, ferruginous duricrust, and ferricreteFerruginous deposits_undifferentiated; mainly ferruginous quartz sand and granules, and angular rock fragments with ferruginous cement
Silcrete_angular quartz grains in siliceous cement; mainly developed over granitoid rock
dolerite and quartz dolerite, metamorphosed, and mafic to ultramafic schist
pelitic schist and phyllite with minor psammitic layers
Dolomite; metamorphosed; massive to finely bedded; locally ?stromatolitic; with calc-silicate rock and calcareous schist
quartzite, massive to coarsely bedded; minor pelitic beds
Dolomite; metamorphosed; massive to finely bedded; locally ?stromatolitic
Dolerite dyke, partly interpreted from aerial photography; interpreted from aeromagnetic data where dashed
Feldspar(-quartz) porphyry dyke
Biotite monzogranite and granodiorite; massive and weakly recrystallized
Pegmatite, granitic to tonalitic
Gneissic granitoid rock; includes trondhjemite, tonalite, granodiorite, and syenograniteGneissic granitoid rock, mesocratic to leucocratic with some mafic bands
Limonitic unit (?after metamorphosed sulfides); massive to bedded
Garnetiferous quartz-plagioclase-biotite schist; local cordierite, andalusite, and sillimaniteMicaceous quartzite and quartz-mica schist; local sillimanite, andalusite, and garnet
Banded quartz-amphibole-plagioclase rock; local garnet; para-amphibolite
Mafic gneiss; fine- to medium-grained, banded plagioclase-hornblende(-quartz) rockAmphibolite; fine- to medium-grained
Ultramafic rock, undivided; includes metamorphic talc-forsterite rockKomatiite; metamorphosed; chlorite-tremolite rock and schistTremolite-rich rock and schist; local pseudomorphs after metamorphic olivine
tonalitic complex; metamorphosed (Simplified Geology map and section only)Tonalite and quartz diorite; massive, coarse-grained and equigranular; metamorphosed
Tonalite, diorite, and tonalite porphyry; massive, medium-grained, and equigranular to porphyritic; metamorphosed
Amphibolite; metamorphosed doleriteDolerite; metamorphosedPyroxenite; metamorphosed
calc-alkaline volcanic association; metamorphosed (Simplified Geology map and section only)Mafic to intermediate tuff and agglomerate, and related epiclastic rocks (mainly andesite), subordinate dacite; metamorphosed
Cordierite-gedrite rock; coarse-grained
; local minor metasedimentary layer
Sandplain, undulating; reworked Ós
70 35
COWERDUP SILL:
MANYUTUP TONALITE:
ANNABELLE VOLCANICS:
0 5 10 15 20
Kilometres
SCALE 1:Ý500Ý000
Mount Barren Group
Monzogranite
Fold
Gneissic granitoid rock
Pegmatite
Mou
nt B
arre
n Gr
oup
KYBULUP SCHIST:
STEERE FORMATION:
Geology by W. K. Witt 1994
Oligomictic conglomerate; metamorphosed; quartzite clasts in psammitic matrix; massive to coarsely bedded
deformation events in the Cocanarup greenstones
Fault
thrust....................................................................................................
post-Dç..........................................................................................
Dç...................................................................................................
DÛ...................................................................................................
Dë...................................................................................................
Dé...................................................................................................
Dç...................................................................................................
anticline...............................................................................................
syncline................................................................................................
overturned anticline, showing dip of axial surface and plunge....
overturned syncline, showing dip of axial surface and plunge.....
Pallinup Siltstone of Plantagenet Group
Grid lines indicate 1000 metre interval of the Australian Map Grid Zone 50
0 1 2 3 4 5 6 7 8 9 10
KilometresMetres
1000
SCALE 1:100Ý000
TRANSVERSE MERCATOR PROJECTION
DEPARTMENT OF MINERALS
AND ENERGY
K.R. PERRY, DIRECTOR GENERAL
GEOLO
G IC A L SURVEY
WE
ST
E R N A U S T RA
LIA
PIETRO GUJ
DIRECTOR, GEOLOGICAL SURVEY
OF WESTERN AUSTRALIA
GOVERNMENT OF WESTERN AUSTRALIA
HON. KEVIN MINSON, M.L.A.
MINISTER FOR MINES
B
A
C
D
E