D U N D A S M I N E R A L F I E L D · 280 320 320 320 300 320 300 300 280 280 280 280 300 320 300 300 300 320 300 300 300 320 300 320 340 300 300 300 340 320 320 320 300 300 320
Post on 30-Jan-2021
11 Views
Preview:
Transcript
280
320
320
320
300
320
300
300
280
280
280
280
300
320
300
300
300
320
300
300
300
320
300
320
320
340
300
300
300
340
320
320
320
300
300
320
320
320
340
320
300
280
280
300
300
300
280
280
280
280
280
260
260
260
240
300
320
300
280
300
320
300
320
260
260
280
260
280
260
260
240
260
240
240
240
240
320
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
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ñgm
ñgcbs
ñgmp
ñgmw
ñg
ñg
ñmgn
ñmgss
ñmgss
ñmnfg
ñxmgm-mw
ñmwa
ñmwa
ñmwa
ñmwa
ñmg
ìod
ñmgn
ñgmb
ñmnqf
ñxmnqf-mw
ñxmnqf-mwa
ñxmnqf-mwa
ñxmnqf-mwa
ñxmnqf-mwa
è10 è20 è30 è40 è5008 12 14 16 18 22 24 26 28 32 34 36 38 42 44 46 48 52
è10 è20 è30 è40 è5012 14 16 18 22 24 26 28 32 34 36 38 42 44 46 48 52
ìå60
ìå70
ìå80
ìå90
ìè00
02
98
96
94
92
88
86
84
82
78
76
74
72
68
66
64
62
58
56
54
52
ìå50
ìå60
ìå70
ìå80
ìå90
ìè00
02
98
96
94
92
88
86
84
82
78
76
74
72
68
66
64
62
58
56
54
52
ìå50ô
ôôÜN
è08ôôôÜE
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
??
??
?
?
?
?
?
?
?
?
?
?
?
?
?
?
??
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
??
?
?
?
?
?
?
?
?
?
?
?
?
?
?
??
?
??
??
?
?
??
?
?
?
??
??
?
?
?
?
?
?
?
?
?
??
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
??
?
?
?
?
?
?
?
?
?
??
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
???
?
?
?
?
?
?
?
Ck
Ck
Ck
Rk
W
A
A
C
C
Cg
ñmgnRz
Wk
Rc
Rc
L¥1
Rk
L²2
Ak
Ak
Wg
ñgcb ñmgnñmwa A²
A² Ck
L²
L¥1
W
L¥2
L²2
L²2
W
Ck
Rk
Rk
ñgmp
Rk
L²
L²2
L¥2
Rk
Wg
W
Wq
Wz
Wk
Wk
A
Wg
Ckñgmb
Wq
Wz
Wk
ñgcbs Wz
Wg
Rk
C Wk
ñgcbs
L²ÞEU-s
A² A²
ÞEU-s
L²
L²ÞEU-s
Rµ
Rk ñg
L²2
L¥e¨
L²
L¥2L¥2
L¯
L²2
L¥1
L¥1
L¯
L¯L²2
L²2
A²
A²
L²2ñmgn
ñmwañmgnb
Ck
A²
L²2 L²2
L¥1
L¥1L¯ W
C
A
Wk
W
Wg
ñmg Rµ
L²2L¥2
Ck
C
Wz
ñg
W
C
Rk
W
Wk
AkRk
ñmg
Rk
ñmg
ñmwañmg
WzWg
Wq
Wz
A²
W
A²
L²2
ñmgL²2
A
Ck
W²Cz
Rk
W²
C
Rk
Ck
W
Rk
Rk
C
Rk
Ck
W
A²
A²
A²L²2A
A²
L²2
Rk
Rk
WC A²
Wk
Wk
Wk
A²
A²
A²L¥2
L²
L²
A²
Rz
L¥1
L¥2
L²L¥2
A²A²
A²
L²
L¥2
L¥1
RkL¯L²A²
ñmgss
ñmgss
ñmgss
ñmwa
Cg
ñmgnA² A²
A²
L²
L¥1L¥2
L¯
L²
ñmgnñmgn
ñmgn
Cgñmg
A
A²
A²Rk
C
A² L¥2
zqñmgn
ñmgnC
Rk L¥1
ñmgn
L²
L²2ñmgn
A²
ñmgn
Ck
ñmgn
A²Rk
L²2
C
L²2
Ck
W
Rµ
L¯
A²
A²
zqRw
Rw
zq
L²Wg
L²2
L¯Rk
L¯
WgL²2
RµCz
C
ñgm
A²
L¥L¥2
L¥2k
RkC
ñmgnb
A²
A²
CCz
ñgmp
A²
L¥1
L¥2Rk
A²
ñgm
L¯L²ñgm
Cg
ñgm
Rz
ñgmCg
ñg ñgmCg
Czñgm
ñgm
ñgm
Cg
zq
ñgmñgm
ñgm
ñgmCg
Cg
ñgm ñgm
ñgm
ñmgss
ñmgsñgm
ñgmw
ñgmw
A²
ñgmw
ñgmw
ñgmw
A²
ñgmw
ñgm
Cg
ñgm
Rk
ñgm
ñgm
ñgm
A²
A²
Wk
A
L²
L²L¥1
L¥1
L¥2L¥1
ñgmw
ñgmAL¥2
L²
ñgm L¥1 L¥2L¯
CkL¥1
L¥2
L¯
L²
L²
L¥1
A²
A²
Ck
Ck
Ck
Ck
A²
A²
A
A
AL²
A²
A
ñmg
A²
A²
W
A
RkRµ
Cz
Rµ
A²
ñmgn L²
Cq
zq
L²2 L¥2
A²
L²2 L²2
Ck
C
Cg
Rk
RkA²
Cg
ñmwañmgnñmgn
ñmgn
ñmgnL²
A²A²A
A²
A²
A²
Ak
Ak
Ak
Ak
Ak
Ak Cz
RkCz
A
A²
A²
A²ñmgss
A²
ñmgssñmgssW
L²
L²ñmgss
L²
A²Rz
Ck
A²
A²
ñmgss
A²
A²
A²
A²
A²
L²
L²
A²Cz Rz
L²
A²Cq
A
CqW
L¥2L²
A²
Ck
Rµ
Ak
Ak
Ak A²
A²
Ak
C
Cg
C
Ck
Cz
A²
A²
Rµ
Rµ
S
AAk
Ak
Ak
S
Ak
Ak
Ak
ñmgmCg
A
A
Ck
ñmgm
ñmgm
ñmgm
ñmgm
ñmgm
ñmgmCg
Ak
A²
A
Ak
Ak
ñmgm
Cz
A²
Ak Ak Cz
ñmgm
Ak ñmgmñmgm
ñmgm
ACg
Ck
Cg
Cg
A²
A²S
RµWk
ñmgm
Ck
Rµ
Rµ
Rµ
A²
A²
Ck
Rµ
Ak
Cg
ñg
Ak
A
ñg
ñg
Rµ
Ck
Ak
Wk
Wk
A²
ñmgss
A²
A²
A²
A²Rz
L² L¥1
L¥2ñmgm
A²
Ck
A²A²
A²
L¥2L²
L¯L²
A²
A²
W
A²
A²
A²
A²Ak
Ak
A²
A
A²
A²
Ck
A²
A²A²
A²
A²
A²A²Rµ
A²
A² S
S
S
S
S
A²
A²A
A²
A²
Ak
Rµ
Rµ
Cgñmgm
ñmgm
Ak
Ak
Ak
Ck A² A²
A
A²
A²
A²
Ak
ñmgmRµ
WS
Ak
ñmgm
ñmgm
Rµ
Cz
ñmgm ñmgmñmgm ñmgm
ñmgm
ñmgm
ñmgm
ñmwa
A²
A²
L²
L¥2
L¯
ñgmñgm
ñgmRk
Cg
ñgm
Rµ
ñgm
Cz
L¥2
A²
L¥1
L¯
ñmgss
L¯
L²A²
Rz
Rz
Rz
Rz Rz
ñmgss
ñmgss
ñmgss
A²
A²Rz
A
L²
L¥2
L¥2
L¥2
L¥1
Ck
Ck
Ck
L²
L¯
L²
L¥
L¥1
L¥ L¥
L¥
L¯
L¥1
Wk
WkL²
L²
Ck
L¥2
L¥2
Wk
A²
A²
A²
A²A²
A²
A²
Rk
RµRc
Wq
L¥1
L¯
SA²
Rw
A²
A²
A²
L²L¯
Rµ
A²
A²A²
A²
A²
A²
A²
A²
L²
L¥2
L²L¥1
ñmnfg
L¥2
A²
A²
L²2
A²A²
ñmnfg
L²
A²
A²
Wz
RkA² A²
A²
Ak
Rk
A²
A²Ak
W
Rµ
A²
A²
A²
Rk
Wk
Rµ
Rk
Ak Ck
Ck Ck
A²
A²
A²
A²
A²A² A²
Ak
L²2
A²
A²L¥2
AkA²
Rk
W
AL¥2
A²
ñmnfg
A²
Wk
Ck
WkAk Ak
Wk
Wz
Wg
Wf Wf
WzA
Wg
A²
A²
Ak
Ak
Rk Wk L¥2
Cg
Cg
ñmwa
Ak
A Ak L²
L¯
Wk
A²
A²L¥1
RzRz
RzRz
Rz
Rz
Rzñmgss
Rzi
L¯
A²Rz
Rz
L¥1
Rz
L¥1
AA²
A
W
Ak
Rk
ñmgm
A²
Ak
ñg
A²
ñmgss
ñmg
CzCg
Rzi
Cz
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ìod
ìod
8284
78
72
6884
82
62
6877
8587
82
75
8889
85
85
87
87
88
7264
80
75
70
75
87
89
72
8889
70
8788
48 25
32
35
42
32
30
45
80
89
52
6260
88
44
30
60
85 40
44
32
48 36
22
85
82
7680
32
90
90
80
82
78
73
87
42
70
83
78
45
88
ñmgm
R´f
Rµg
Rµg
RµgRµg
Rµg
Rµg
RµgRµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
RµgRµgRµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµg
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨ Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Rµgp¨
Czp
Czp
Ckp
Ckp
Czp
Ckp
Ckp
Czp
Czp
Ckp Ckp
Czp
Ckp
CkpCkp
Ckp
Czp
Ckp
Ckp
Ckp
Ckp
Ckp
Ckp
Ckp Ckp Ckp
Ckp
Ckl
Wfl
CzpCkp Czp Ckp
Ckp
Czp
Ckp
Cgm°
CkpCkl
Ckp
Ckp
Ckp
Ckp
Ckp
CzpCkp
Czp
Ckp
Ckp
Ckp
Ckp
Ckp
Ckp
Ctl
Ckp
WW
W
Wk
L¥2k
W
Ck
Wk
ñmgn
ñmgn
ñmgn
Ckp
W
L²
Ck
W
W
L²
L²
Wk
Wk
Ck
L²
Ck
Ck
Ck
L²L²
S
S
S WkCz
Cg
Ck
Rµgp¨
Ck
Ck
Ck
S
S
L¥2
L²L¥1
RµgA²
A
L²2Rk
Wk
A²A²
A²
A²
L²
L²
L²
Ck
Ck
Ck
S
Rz
L²
Ck
W
A
L²
ñmgss
Wk
Ck
Wk
Wk
Wk
CzCk
Ck
Wk
Wk
A²
ñmwa
AL²
ñgm
ñgm
Cg
Rµgp¨
Cg
ñgm
ñgcb
A
A²
A
A
A
Ckp
L¥1
L¥1
L¥1
L¥1
Rz
L²
L²L¥1
Rz
L¯
L²
ñmnfg
S
A²
L²
L¥2
ñmsqz
ñxmnqf-mwa
ñxmnqf-mwa
ñmnfb
ñmnfb
ñmnfb
ñmnqf
ñmnqf
ñmnqf
ñmnqf
ñmnqf
ñmnqf
ñmnqf
ñmnqf
ñxmgm-mwa
ñxmgm-mwa
ñxmgm-mwa
ñg
ñmgñggp
ñgc
ñmgn
ñgc
ñgcb
ñg
ñmgñmgn
ñmwa
ñg
ñg
ñmg
ñmg
ñmgnb
ñmg ñmg
ñmgb ñg
ñg
ñmgn
ñmwañg
ñgcñmg
ñmwa
ñgñmg
ñmg
ñmgss ñgcb
D U N D A S M I N E R A L F I E L D
ñgc
ñmwa
ñxmnqf-mwa
ñxmnqf-mwa
ñxmnqf-mwa ñxmnqf-mwa
ñxmnqf-mwa ñxmnqf-mwa ñxmnqf-mwa
? ?
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 geological.survey@doir.wa.gov.au
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
Rµ
Rc
YILG
ARN
CRAT
ON
L¥2k
L¥e¨
L²
L¥2k
RkRc
S
Rk
S
EUNDYNIE GROUP:
ìod
gpzq
Metagranite
ñg
ñg
ñgcbs
ñmg
ñmg ñmgm ñmgn
ñmwa
PROT
EROZ
OIC
ARCH
EAN
PALE
OGEN
E
EOCE
NE
Eund
ynie
Gro
up
c.
EUCL
A BA
SIN
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
NORT
HERN
FOR
ELAN
D _
ALB
ANYÊ
FRAS
ER O
ROGE
N
NORT
HERN
FOR
ELAN
D _
ALB
ANYÊ
FRAS
ER O
ROGE
N
(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
top related