d u n d a s m i n e r a l f i e l d · 280 320 320 320 300 320 300 300 280 280 280 280 300 320 300...
TRANSCRIPT
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ROAD
FRASER
FRAS
ER
RANG
E
ROAD
FRAS
ER
RANG
E
RANGE
ROAD
Southern Hills Homestead 64 km
Coolgardie Esperance Highway 52 km
FRASER RANGE ROAD
Double Tank
Waterhole
Cowalinya Pool (PD)
Waterhole
(PD)
Pool
Waterhole
Tank
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D U N D A S M I N E R A L F I E L D
ñgc
ñmwa
ñxmnqf-mwa
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? ?
AlbanyÊFraser Orogeny (1345Ê1140 MaÝâ)
C Cg
W Wf Wg
Ck
WkW² Wz
A A² Ak
Colluvial unitsC
W
Wf
Wg
Alluvial unitsA
Lacustrine units
Ck
Cq
Cz
Cg
Wk
W²
Wz
A²Ak
L¥
Quartz-vein debris
Colluvium of silcrete; includes gravel, sand, and silt
Clay, silt, and sand in extensive fans; local ferruginous gravel
Clay, silt, and sand with abundant ferruginous grit
PHAN
EROZ
OIC
Wq
Wq Clay, silt, and sand with abundant quartz-vein debris
122^00'
32^30'
40'
50'
33^00'
122^00' 20'10'
33^00'
122^30'
50'
40'
32^30'
122^30'20'10'
AUSTRALIA 1Ý:Ý100Ý000 GEOLOGICAL SERIES GEOLOGICAL SURVEY OF WESTERN AUSTRALIA SHEET 3332
ñg
ñmgss
4 km
2 km
SEA LEVEL
4 km
2 km
SEA LEVEL
DIAGRAMMATIC SECTIONA B
Clay, silt, and sand with abundant calcrete nodules
A
B
CENO
ZOIC
Calcrete and carbonate-cemented alluvium in fluvial channelsClay and silt in claypans
ìod
CqCgm° Ckl Ckp
Wfl
Wfl
Cgm°
CklCkp
Ctl
Czp
Colluvium of gravel, sand and silt, commonly derived from felsic gneissic rocks and associated weathering products
Colluvium of gravel, sand and silt comprising calcrete, mafic and felsic rock fragments
Heterogenous lithic-rich colluvium; comprising both mafic and felsic fragments
Colluvium of silcrete; mixed with fragments of plutonic rocks commonly derived from granitic rocks
Sheetwash of gravel, sand and silt comprising calcrete, mafic and felsic rock fragments
L¥ L²L¥e¨ L¯
DATA DIRECTORY
Theme Data Source Data Currency Agency
Geology GSWA
AUG 2006WAROXStructural data
2006Landgate and GSWA field surveyTopography
2000Water bores
2006GEONOMA
Cadastre
Topographic nomenclature
Dept of Industry and Resources
Dept of Industry and Resources
Dept of Industry and Resources
Landgate
Landgate
TENGRAPH *
2000Contours NASA SRTM 90m Digital Elevation Data
Dept of WaterWater Information system (WIN)
Consultative Group for International AgricultureResearch Ê Consortium for Spatial Information
Ê
GN
GRID / MAGNETIC
GRIDCONVERGENCE
True north, grid north and magnetic northare shown diagrammatically for the centreof the map. Magnetic north is correct for
6 years.
TN
0.4¾
ANGLE 0.7¾
MN
2008 and moves easterly by about 0.1^ in
1:100Ý000 maps shown in black
1:250Ý000 maps shown in brown
SI 51-05 SH 51-06
SI 51-01 SI 51-02
SHEET INDEX
2932
2933
2930
2931
3032
3033
3030
3031
3132
3133
3130
3131
3232
3233
3230
3231
3332
3333
3330
3331
3432
3433
3430
3431
NORTHOVER
MERIVALE
COWALINYA
NORSEMANLAKE JOHNSTON
BEAUMONT
ROUND TOP JOHNSTON BRONZITE RIDGE NORSEMAN BULDANIA FRASER RANGE
HOPE TAY PEAK CHARLES DUNDAS MOUNT ANDREW
RAVENSTHORPE ESPERANCE
MOOLYALL LORT SCADDAN BURDETT
RAVENSTHORPE OLDFIELD STOKES INLET ESPERANCE HOWICK
Search for current GSWA map products online (www.doir.wa.gov.au/ebookshop)
Grid lines indicate 1000 metre interval of the Map Grid Australia Zone 51
VERTICAL DATUM: AUSTRALIAN HEIGHT DATUM
0 1 2 3 4 5 6 7 8 9 10
KilometresMetres
1000
SCALE 1:100Ý000
HORIZONTAL DATUM: GEOCENTRIC DATUM OF AUSTRALIA 1994UNIVERSAL TRANSVERSE MERCATOR PROJECTION
GEOLO
G IC A L SURVEY
WE
ST
E R N A U ST R
AL
IA
TIM GRIFFIN
Geological Survey ofWestern Australia
EXECUTIVE DIRECTOR
Department ofIndustry and Resources
FRANCIS LOGAN, M.L.A.
MINISTER FOR ENERGY; RESOURCES; INDUSTRY AND ENTERPRISE
The Map Grid Australia (MGA) is based on the Geocentric Datum of Australia 1994 (GDA94)
GEOCENTRIC DATUM OF AUSTRALIA
GDA94 positions are compatible within one metre of the datum WGS84 positions
Geological boundary
82
87
Airphoto lineament
Metamorphic foliation, showing strike and dip
85
Gneissic banding, showing strike and dip
45
Cleavage, showing strike and dip
42
Crenulation cleavage, showing strike and dip
Fracture, joint, or extension vein, showing strike and dip
exposed.............................................................................................................................
Trend of bedding or foliation.................................................................................................
inclined..............................................................................................................................
vertical...............................................................................................................................
inclined..............................................................................................................................
vertical...............................................................................................................................
inclined..............................................................................................................................
vertical...............................................................................................................................
inclined..............................................................................................................................
inclined..............................................................................................................................
unspecified........................................................................................................................
Aeromagnetic lineament.........................................................................................................
Track.........................................................................................................................................
Sand dune...............................................................................................................................
Contour line, 20 metre interval...............................................................................................
Watercourse.............................................................................................................................
Pool...........................................................................................................................................
Waterhole.................................................................................................................................
Tank..........................................................................................................................................
concealed, interpreted from aeromagnetic data.........................................................
exposed............................................................................................................................
Fault or shear
exposed............................................................................................................................
Shear
Trend of bedding or foliation................................................................................................
Major track...............................................................................................................................
Position doubtful......................................................................................................................
Mineral exploration drillhole (costean, pit, or shallow trench)............................................
INTERPRETED BEDROCK GEOLOGY
0 5 10 15 20
Kilometres
SCALE 1:Ý500Ý000
ìod Dolerite dyke, sill, and plug
Quartzofeldspathic granitic gneiss
Quartzfeldspathic gneiss; protolith unknown
ñg ñgcbs ñgm ñgmbñgmw ñgmp
ñgñgcbsñgm
ñgmb
ñgmwñgmp
Granitic rockQuartz monzogranite; biotite-rich; mafic schlierenMonzogranite
Biotite-rich monzogranite
Monzogranite; megacrystic
YILG
ARN
CRAT
ON
ñmg ñmgn ñmgss ñmnfg
ñmg
ñmgssñmgn
ñmnfg
ñmw ñmwa
ñmwñmwa
ñxmgm-mw
ñxmgm-mw
For further details refer to main reference
W.A.
N.T.
S.A.
N.S.W.
Vic.
Qld
Tas.
A.C.T.
¦ Western Australia 2008and Software Centre (www.doir.wa.gov.au/GSWA/downloadcentre)
2004
The recommended reference for this map is:
Geochronology by:
Website www.doir.wa.gov.au EmailÝ [email protected]
Geochronology interpreted from external sources (listed below) and GSWA data (published and in preparation).Some GSWA geochronology may come from samples obtained on adjoining map sheets. GSWA geochronologydata are available online at http://www.doir.wa.gov.au/aboutus/geoview launch.asp or on disk (Compilation ofgeochronology data Ê updated as required).
Published by the Geological Survey of Western Australia. Digital and hard copies of this map are availablefrom the Information Centre, Department of Industry and Resources, 100 Plain Street, East Perth, WA, 6004.Phone (08) 9222 3459 Fax (08) 9222 3444
* GSWA and DoIR database can be viewed online (www.doir.wa.gov.au/aboutus/geoviewÝ launch.asp) or can be downloaded from the GSWA Data
ÊGSWA geochronology data are available online at www.doir.wa.gov.au/aboutus/geoview Ýlaunch.asp or on disk.
1:100Ý000 Geological Series.
CzCtl Czp
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EUNDYNIE GROUP:
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Metagranite
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ñg
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ñmg
ñmg ñmgm ñmgn
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L²2L¥2
L¯
L¥2
L²2Calcretised dune adjacent to playa lakes; non-vegetated or poorly vegetatedStabilized dunes within and adjacent to playa lakes; typically vegetated
Saline and gypsiferous evaporite deposits; clay, silt, and sand in playa lakesMixed dunes, evaporite, and alluvial deposits, typically adjacent to playa lakes
Rz Rzi
Rµ
Quartzofeldspathic sand and minor siliceous duricrust over granite; sparse granite outcrop; includes mottled and leached zones of weathering profile
Residual and eolian sand with minor silt and clay; low vegetated dunes locally commonSandplain unit
ñgcb ñgmw ñgmp
ñmgsñmgnb ñmgss
ñgcbsñgcb Quartz monzonite; biotite-rich
ñgmw Monzogranite; megacrysticñgmp
ñmgnbñmgsñmgss
Granitic gneiss; biotite-richSchist derived from granitic rock
ÞEU-s
Rw
Rw Deeply weathered rock; protolith undeterminedRz Silcrete
Quartzofeldspathic sand, commonly over granitic rock
Calcrete
Quartz-rich residual sand
Quartz monzonite; biotite-rich with mafic schlieren
Metamonzogranite; medium to coarse grained
QuartzÊkyanite schist; andalusite and/or chloritoid present locally
R´f
R´f
Rµg Rµgp¨
RµgRµgp¨
Rzi
Lacustrine units
Lithified gypsum and clay, in mounds and dunes adjacent to playa lakes
Porphyritic monzogranite
Quartzfeldspathic gneiss; protolith unknown
Quartz monzonite; commonly porphyritic (subsurface only)
undivided siliciclastic rocks; locally spongolitic, bituminous, calcareous, or bioclastic; generally poorly indurated; locally silicified and ferruginized
ñgc
ñgc
L¥1
Dune and lake deposits; active systems within and adjacent to playa lakes; non-vegetated or poorly vegetated
Quartzofeldspathic gravel, sand, and silt, commonly derived from granitic rock and associated weathering products
Clay, silt, and sand, commonly derived from granitic rock
Wash of silcrete; includes gravel, sand, and silt
Sand, silt, and gypsum in dunes adjacent to and within playa lakes
Playa lakes; vegetated, dry, and commonly distal to more extensive and larger playa lakes
Dolerite dyke, sill, and plug; fine- to medium-grained dolerite and gabbro; includes cumulate and granophyric differentiates (interpreted from aeromagnetic data were dashed)
Pegmatite dyke or pod (subsurface only)Quartz vein or pod; massive, crystalline, or brecciated
ñmnfg
ñmnfgQuartzfeldspathic gneiss; biotite bearing
Quartzfeldspathic granitic gneiss; locally migmatitic; includes local mafic bands and enclaves
Foliated metagranitic rock; includes local amphibolite lenses
Granitic rock, undivided; includes deeply weathered rock
Amphibolite; relict, coarse plagioclase phenocrysts
Metagranite
Foliated metagranitic rock; includes local amphibolite lenses
Quartzfeldspathic gneiss with biotite and garnet
Quartzfeldspathic gneiss with biotite and garnet
Metamafic igneous rockAmphibolite; relict, coarse plagioclase phenocrysts
ñmgn
Geology by CE Hall and SA Jones 2004
(1) Clark, DJ, Hensen, BJ, and Kinny, PD, 2000, Precambrian Research, v. 102, p. 155Ê183.
Edited by B Williams and A Thomson
Hall, CE, and Jones, SA, 2007, Cowalinya, W.A. Sheet 3332: Geological Survey of Western Australia,
SHEET 3332 FIRST EDITION
zq
concealed.........................................................................................................................
ñmgmñmgn
Clay
Ferruginous duricrust, massive to rubbly; includes iron-cemented reworked productsResidual or relict units
Clay, silt, sand, and gravel in channels and on floodplains
SEP 2006
gp
Compiled by CE Hall and SA Jones 2005Ê06
Cartography AK Jones, H Weiter, and P Backhouse
Porphyritic monzogranite
Quartzofeldspathic gneiss; protolith unknown; intercalated with subordinate mafic rocksQuartzofeldspathic gneiss; protolith unknown; intercalated with amphibolite
Colluvium, undivided; includes gravel, sand, and silt
Colluvium dominated by reworked calcrete; includes loose nodules and irregular fragments
Colluvium with abundant calcrete nodules; includes fragments of plutonic rocks commonly derived from granitic rocks
Sheetwash units
Clay, silt, sand, and gravel in playas and pans
Ferruginous silcrete
Lacustrine unitL¥1
Quartzofeldspathic gneiss; protolith unknown; intercalated with amphibolite
Version 1.0 Ê March 2008
2675Ê2625 Ma ä
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(2) Cassidy, KF, et al., 2002, MERIWA Report No. 222.
Quartzofeldspathic gneiss; protolith unknown; intercalated with subordinate metamafic rocks (section only)
ñmnqf
ñmnqf ñmnfb
ñmnfb
ñxmnqf-mw
ñxmnqf-mw
ñxmnqf-mwa
ñxmnqf-mwa
ñmsqz
ñxmgm-mwa
ñxmgm-mwa
ñmnqf
ñmnqf
ñxmnqf-mw
ñxmnqf-mw
ñxmnqf-mwa
ñxmnqf-mwa
ñxmgm-mwañxmgm-mwa
ñxmgm-mwa
ñmnqf
ñxmnqf-mw
ñxmnqf-mw
ñxmnqf-mwñxmnqf-mw
ñxmnqf-mwañxmnqf-mwa
Metamonzogranite with subordinate mafic rocks
Metamonzogranite with subordinate amphibolite