Post on 04-Sep-2019
Clb
Clb
Clb
LPte
LPto 2LPto 1
LPms
LPt l
LPtq
LPt l
LPtd
Clb
Clb
Clb
Clb
Clb
Clb
Clb
Clb
LPgr
Clb
LPlm 1
LPlm 1
LPlm 1
LPtd
LPtd
LPfw
LPfw
LPtd
LPtd
LPts
LPts
LPts
LPt l
LPt l?
LPt l?
LPt l?
LPtw
LPtw
LPtw
LPtw
LPt l
LPt l
LPt l
LPt l
LPt l
LPtq
LPtq
LPtq
LPtqLPt l
LPms
LPte
LPto 2
LPto 1
LPlm
LPlm 2
LPlm
LPlm 2
LPslLPs lLPs i
LPs i
LPgna
LPgnbLPlm 2
LPgnb
LPsa 3
LPcca
LPcca
LPcca
LPccb
LPccb
LPccb
LPfd
LPf f
LPf f
LPf f LPf l
LPfw
LPfw
LPgna
LPgna
LPgna
LPgnaLPgna
LPgnb
LPgnb
LPgnb
LPlm
LPmk
LPmk
LPmk
LPmk
LPms
LPms
LPms
LPms
LPsa
LPsaLPsa
LPsa
LPsa 1 LPsa 1
LPsa 1
LPsa 2
LPsa 2
LPsa 2LPsa 2
LPsa 2
LPsa 3
LPsa 3
LPsa 3
LPsa 3
LPsa 3
LPsa p
LPsa p
LPsa p
LPsa w
LPsa w
LPsa w
LPsa w
LPsa w
LPsl
LPs l
LPtd
LPtd
LPtd
LPte
LPte
LPte
LPte
LPte
LPte
LPte
LPtg
LPtg
LPtg
LPtg
LPtg
LPtg
LPth
LPth
LPth
LPth
LPt i
LPt i
LPt l
LPt l
LPt l
LPto 1 LPto 1
LPto 1
LPto 1
LPto 1
LPto 1
LPto 1
LPto 2
LPto 2
LPto 2
LPto 2
LPto 2
LPto 2
LPtp
LPtp
LPtsLPtsc
LPtsc
LPtsc
LPtsc
LPts
LPtsc
LPtsc
LPtwLPtw1
LPtw1
LPtw1
LPtw1
LPtw1
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 a
LPtw2 b
LPtw2 b
LPtw2 b
LPtw2 b
LPtw2 b
LPtw2 b
LPtw2 b
LPtw3
LPtw3
LPtw3
LPtw3
LPtw3
LPtw4
LPtw4
LPtw4
LPtw4
LPtd?
LPtd
LPms?
LPms
LPms
LPms
LPms
LPgn ?b
LPgna
LPgnb
LPgnb
LPgnb
LPsa w?
Clb?
Clb
Clb
Clb
ClbClb?
LPmk?
LPmk?LPmk?
LPmk
LPmk
LPmk
LPmk
LPmk
LPmk?
LPtg
LPtg?
LPtg?
LPtg?
LPtg?LPtg?
LPt l?
LPsa?
LPsa?
LPsa?
LPsa?
LPsa
LPsa
LPsa?
LPsa
LPsa?LPsa
LPsa
LPgna
LPgn ?a
LPgn ?a
LPslLPs l? LPsl?
KingsRansom
RedRock
Anomaly
CopperNorris
7666 0 000mE
18 0 0 000mN
28 0
86 96 07
08
17 27 37 47 57 67 77 87 9718
86 96 07
08
17 27 37 47 57 67 77 87 97 18
7666
38 0
48 0
58 0
68 0
78 0
88 0
98 0
08 1
18 1
28 0
38 0
48 0
58 0
68 0
78 0
88 0
98 0
08 1
18 1
18 0
LPcca
LPccb LPgnb
LPgr
LPlm 1
LPlm 2
LPlm
LPmk
LPms
LPsa 1LPsa
LPsa 2
LPsa 3
LPsa p
LPsa w
LPsi
LPs l
LPtd
LPte
LPtg
LPth
LPt i
LPt l
LPto 1
LPto 2
LPtpLPtq
LPts
LPtsc
LPtw LPtw1
LPtw2 a
LPtw2 b
LPtw3
LPtw4
LPgna
LPsi
LPs l
LPsa
LPsa 3
LPsa w
LPsa 2
LPsa p
LPsa 1
LPmk
LPms
LPfd
LPfd
LPf l
LPfw
LPf f
LPf l
LPfw
LPf f
LPth
LPgr
LPtg
LPto 2
LPto 1
LPte
LPtq
LPt l
LPtd
LPts
LPtsc
LPtw
LPtw4
LPtw3
LPtw2 b
LPtw2 a
LPtw1
LPt i
LPtp
LPccb
LPcca
LPgna
LPgnb
LPlm 1
LPlm
LPlm 2
LPmk
LPms
LPmk?
LPtgLPms
LPto 2
LPto 1 LPto 2 LPte LPtq
LPt l
LPtd
LPtsc
LPts
LPtd LPtsc LPtw4
LPtw3
LPtw1
LPcca
LPccb
LPgnaLPgnb
LPgnbLPgna
LPf l LPfwLPf f
LPt i
LPlm
LPtp
LPfd
LPsa 1 LPsaLPtw2 b LPtw2 a
LPmkLPthLPtg
LPteLPtq
LPtd LPts
LPtsc
LPtw
LPccb
LPcca
LPgna
LPlm
LPgnb
LPt i
LPtp
LPf fLPfw
LPf lLPfd
LPsa
LPsl LPs i
LPto
LPt l
LPms
LPgr
LPmk
LPth LPgr
LPs
LPf
LPms
LPx
LPtg
LPte
LPt
LPts
LPtw
LPcc
LPlm
LPgnLPs
LPs
LPmk
LPmk
LPms
LPth
LPgr
LPtg
LPtg
LPt
LPt
LPt
LPt
LPt
LPtLPte
LPts
LPts
LPtw
LPtw
LPtw
LPcc
LPlm
LPlm
LPgnLPgn
LPx
LPfLPf
LPte
-2Pseudocolour image of Bouguer gravity. Contours in ums
Clb
Clb
NOTE : No stratigraphic order implied between LPlm 2 LPlm 1and
The Northern Territory Government does not warrant this map as definitive, nor free from error and does not accept liability for theloss caused by, or arising from reliance upon information provided herein. The information presented on this map is current to the12th May 2014. Future modifications may be made as new information becomes available.
Produced by, and plot on demand created by the Northern Territory Geological Survey, Department of Mines and Energy, Darwin,Australia. Issued under the authority of the Minister for Mines and Energy, The Honourable WILLEM WESTRA VAN HOLTHE, MLA.
Base map compiled by NTGS from 1:250 000 - scale topographic data supplied by Geoscience Australia, Department of Industry,Canberra.
Geology compiled from: Ahmad M and Wygralak AS, 1989. Calvert Hills, Northern Territory. 1:250 000 metallogenic map series, SE53 08. Northern Territory Geological Survey, Darwin.
This map is accompanied by two text publications:Roberts HG, Rhodes JM and Yates KR, 1963. Calvert Hills, Northern Territory (First Edition). 1:250 000 geological series explanatorynotes, SE 53 08. Bureau of Mineral Resources, Australia.Ahmad M and Wygralak AS, 1989. Calvert Hills, Northern Territory. 1:250 000 metallogenic map series explanatory notes, SE 53 08.Northern Territory Geological Survey, Darwin.
It is recommended that this map be referred to as: Ahmad M and Wygralak AS, 2014. Calvert Hills, Northern Territory (Revised FirstEdition). 1:250 000 geological map series, SE 53-08 . Northern Territory Geological Survey, Darwin.
DIGITAL DATA: Map data can be obtained from NTGS as hard copy plots and digital files in MapInfo and MicroStation formats.Information on formats, release conditions and costs are available from Minerals and Energy InfoCentre, 3rd floor CentrepointBuilding, Darwin. Phone (08) 8999 6443, or visit the NTGS website at www.minerals.nt.gov.au/ntgs, or email togeoscience.info@nt.gov.au.
QU
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NS
LA
ND
QU
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LA
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Bou
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Abo
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Boundary of Aboriginal land
WOLLOGORANG
BENMARA
MASTERTONSCAVE
JILUNDARINA
BURRUMBURRU
GUMULUJI
BAJAMINYI
NUDJABARRA
Calvert
ECHO
GORGE
GoannaYard
GunmarillaWaterhole
IllidaWaterhole
BurulinaWaterhole
UranyinaWaterhole
GanangaliWaterhole
DijwalngunaWaterhole
GalwalyinaWaterhole Blangyalina
Waterhole
MindurinaRockholes
BaladanaWaterhole
FifteenMile
YardGudindjina
Waterhole
Niludalina(Echo Gorge)Spring
6MileYard
CALVERTHILLS
CrocodileYard
BamadjinaClaypan
DjumbaranaClaypan
(Calvert Lake)
ShadforthYard
SpearWaterhole
DjilandarinaWaterhole
NguralaWaterhole
No 5Bore
No 37Bore
Coolibah(Buguyudinyi)Waterhole
No 14Bore
No 7Bore
DorisCreekDam
No 2bBore
NadjabarraLagoon
No 54bBore
Rocky
Camp
Cre
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Road
BlackfellaSpring
Creek
RIVER
TurntableYard
LibiayinaSpring
Dinner
Coanjula
No 16Bore CHINA
WALL
FISH
RIV
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Cre
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and
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NICHOLSON
BlueyWaterhole
Cal
vert
Roa
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Calve
rt
Roa
d
NIC
HO
LSO
NR
IVE
R
B A R K L Y T A B L E L A N D
Creswell Creek
Creek
Creek
LittleP
andanus
Creek
TinHole
Creek
Agnes
Seigal
Cre
ek
Dinner
Sur
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Cre
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Surpris
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reek
South
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reek
Branch
Cre
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Blu
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reek
Bluey Creek
Creek
Creek
CoolibahCreek
Six
MileCreek
Goanna
Creek
Rub
ysC
reek
Kar
ns
Middle (Murulyana)C
reek
Gol
d
Creek
Creek
Iranin
djina Creek
Q
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Creek
Red
bank
Cre
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Nine
M
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Creek
Set
tlement
Cre
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Settle
men
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reek
RIVER
FOEL
SCHE
RO
BIN
SO
NR
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R
ROBIN
SON
LITT
LEC
ALVERT
RIVER
MID
DLE
RIV
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GoannaBore
No 12Bore
No 3Bore
No 8aBore
RIV
ER
Cre
ek
Creek
Bull Creek
Boundary
Tob
acco
Dingo
Creek
Horse
Puzzle
CA
LVE
RT
Sei
gal
Central Creek
Creek
Snake
Creek
No 13Dam
Creek
CreekLittle
RockyC
reek
RIVER
Bud
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CA
LV
ERTR
IVE
R
(Burandanal)
(Goyanjala)
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5
5
8
14
14
5
4
5
3
10
146
65
20
20
105
20
10
20 5
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13
15
20
2
4
10
10
3
10
6
3
10
5
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5
30
3
10
5
15
108
10
10
10
55
27
10
25
63
5
53
5
30
1624
20
6
10
10
207
7
12
20
4
4
20
20
20
23
3
3
5
610
8
3
3
10
8
10
5
6
5
36
8
10
8
8
1550
45
45
50
15
12
20
1514
10
205
23
85
85
80
20
38
10
57
205
25
35
3845
5
18
65
65
47
50
37
20
30
19
21
70
5
15
35
40
5
54
5
2
202560
10
45
45 40
5040
10
15
35
35
40
21 35
3020 40
40
2560
30
17
22
6
7514
8
14
1914
1345
80
5075
80
75
70
70
12
20
16
80
22
70 60
4025
10
20
60
5
5
8
75
2015
15
10
10
10
5
5
7
2825
50
5
20
12
7
15
5
520
40
10
15 50
15
15
15
15
15
15
5
25
25
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do
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Czs
Czs
Czl
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
K l
Czs
Czs
Czs
Czs
Czs
Czs
Czs
Czs
CzsCzs
Czs
Czs
Czs
Czs
Czs
Czs
Czs
Czs
Czs
Czb
Czb
Czl
Cz l
Cz l
Cz l
Cz l
Cz l
Cz l
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do
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Kl
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Qa
Qa
Qa
Qa
Qa
Qa
Qa
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Qa Qa
Qa
Qa
Qa
Qa
Qa
Qa
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Qa
Qa
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Cu
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Mn
Mn
Mn
Mn MnMn
Mn
Mn
Cu
Cu
Cu
CuCu
Cu
Cu
Cu
Cu
CuCu
Cu
Cu
Cu
Cu
Cu
U
U U U
U
U
U
U
U
CuCu
U
U
U
U
U
U U
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UCu Cu
Cu
SnSn
Sn
Sn
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Cu
Cu
Cu
Cu
CuCu
Cu Sn
SnPb
Cu
Cu
Cu
Cu
Prince
San ManuelRedbank
Dianne
El Hussen
St Barb
Eva
Crystal Hill
Masterton
Masterton
Redbank
Prince
Cu
q
rh do
136°30'
136°30'
137°00'
137°00'
138°00'
138°00'
18°00'
18°00'
17°00'
17°00'
40' 50'
10'20' 30' 40'
50'
50'
40'
30'
20'
10'
50'40'30'20'10'50'40'
10'
20'
30'
40'
50'
Coanjula6262
Seigal6462
SurpriseCreek6263
CalvertHills6363
Wollogor-ang6463
NicholsonRiver6362
BAUHINIA DOWNS
SE 53-03
WALHALLOW
SE 53-07
CALVERT HILLS
SE 53-08
BRUNETTE DOWNS
SE 53-11
MOUNT DRUMMOND
SE 53-12
WESTMORELAND
SE 54-05
LAWN HILL
SE 54-095°45
'
MORNINGTON ISLAND
SPECIAL
SE 54-01
ROBINSON RIVER
SPECIAL
SE 53-04
WARNING : Colours will fade with prolonged exposure to light.
SHEET SE 53-08
C NORTHERN TERRITORY GOVERNMENT 2014
DARWIN
ALICE
SPRINGS
NORTHERN
TERRITORY
MAP LOCALITY
Blue lines show magnetic declination for epoch 1995 derived from 1995
AGRF model. Annual change is 10.8" per year easterly at the centre of the
map. Information is current for 1997.
MAGNETIC DECLINATION
18°00'
19°00'
17°00'
16°00'136°30'135°00' 138°00'
INDEX TO ADJOINING MAPS
NORTHERN TERRITORY GEOLOGICAL SURVEY
139°30'
NORTHERN TERRITORYAUSTRALIA 1:250 000 GEOLOGICAL SERIESCALVERT HILLS
SHEET SE 53-08
SCALE 1:250 000
GEOCENTRIC DATUM OF AUSTRALIA 1994 (GDA94)MAP GRID OF AUSTRALIA 1994 (MGA94, ZONE53)
505 10 15 20 25 kilometres
5°
5°15
'
5°30
'
6°
QU
EE
NS
LA
ND
CALVERT HILLS1:250 000 GEOLOGICAL SERIES
REVISED FIRST EDITION 2014
Qa
Czb Czl Czs
Kl
SO
UT
H N
ICH
OL
SO
N B
AS
IN
SO
UT
H N
ICH
OL
SO
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RO
UP
LA
WN
HIL
L P
LA
TF
OR
M
FICKLING GROUP
McA
RT
HU
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RO
UP
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WA
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GR
OU
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TA
WA
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GR
OU
P E
QU
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McA
RT
HU
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AS
IN
TERT
IARY
CALY
MMIA
NOR
OSIR
IAN
STRA
THER
IAN
CENO
ZOIC
MESO
ZOIC
MESO
PROT
EROZ
OIC
PALA
EOPR
OTER
OZOI
C
Pack-saddleMicrogranite
Hobble-chainRhyolite
QUAT
-ER
NARY
CRET
A-CE
OUS
PALA
EO-
ZOIC
CAM-
BRIA
N
GE
OR
-G
INA
BA
SIN
CA
RP
EN
-T
AR
IAB
AS
IN
Qa
Czb
Czl
Czs
Kl
SOUTH NICHOLSON GROUP
McARTHUR GROUP
FIC
KL
ING
GR
OU
P
TAWALLAH GROUP
TAWALLAH GROUP EQUIVALENT
Alluvium
Black soil
Lateritic soil, laterite
Soil, sand, ferruginous cemented detritus
Siltstone, sandy siltstone, quartz sandstone, pebble and boulder conglomerate
Quartz sandstone, feldspathic sandstone, arkose
Dolomite, algal dolomite; laminated, oolitic and algal chert; dolomitic siltstoneand sandstone, silty and sandy dolomite, oolitic-chamosite dolomite
Dolomititc siltstone and shale; flaggy dolomite interbeds
Rhyolite, reddish-brown, porphyritic
Microgranite, pink, porphyritic
Trachyte and latite flows, tuff, tuffaceous and lithic sandstone, siltstone
Dolomitic and quartz sandstone, ferruginous in parts, feldspathic; dolomitic siltstone
Dolomitic sandstone; dolomite; stromatolitic dolomite; oolitic dolomite
Quartz latite and quartz trachyte lava flows and sills; minor siltstone; volcanic brecciaand conglomerate
Vesicular and amygdaloidal basalt; massive non-vesicular basalt; thin siltstone,sandstone and tuff interbeds
Undivided Westmoreland Conglomerate
Lenses of mostly clast-supported pebble and cobble conglomerate overlain bylithic and quartz sandstone, ferruginous in parts
Locally developed red micaceous siltstone, basal conglomerate and talus brecciaoverlain by lithic and quartz sandstone
Rhyolitic and alkali rhyolitic ignimbrite; rhyolitic lava, ashfall tuff
200
400m
-200
-400
-600
-800
-1000
-1200
0m RSL
Scale : V/H = 4
0
200
400m
-200
-400
-800
-600
-1000
-1200
-1400SCHEMATIC SECTION ABC
NIC
HO
LSO
NR
IVE
R
RIV
ER
CA
LVE
RT
Cre
ek
Cre
ek
Cre
ek
Cal
vert
Roa
d
Bul
l
Bou
ndar
y
Set
tlem
ent
Cre
ekP
anda
nus
Cre
ekP
anda
nus
A B CKl Kl
K l
K l K l K l do
FIELD OBSERVATION LOCALITIES
Observation location
136°30'
136°30'
138°00'
138°00'
17°00'17°00'
18°00' 18°00'
138°00'
138°00'
136°30'17°00'
136°30'18°00'
do
DIAGRAMMATIC RELATIONSHIP OF PROTEROZOIC UNITS
MURPHYINLIER
McARTHURBASIN
SOUTH NICHOLSON BASIN andLAWN HILL PLATFORM
138°00'
138°00'
136°30'
136°30'
17°00'
18°00'
RADIOMETRIC IMAGE
10 0 10 20 30 40 50 km
SCALE 1:1 000 000
17°00'
18°00'
17°00'
18°00'
NicholsonGraniteComplex
KarnsDolomite
Hobble-chainRhyolite
Pack-saddleMicrogranite
Kl
Clb
Th
K
U
Mullaman Beds
Undivided SouthNicholson Group
Masterton Sandstone
Gold Creek Volcanics
Undivided Tawallah GroupSettlement CreekVolcanics
Seigal Volcanics
Westmoreland Conglomerate
Cliffdale Volcanics
Murphy Metamorphics
UndividedFicklingGroup
UndividedPeters CreekVolcanicsandWire CreekSandstone
Fault
138°00'
138°00'
136°30'
136°30'
10 0 10 20 30 40 50 km
INTERPRETED GEOLOGY
McArthurBasin
CarpentariaBasin
South Nicholson BasinSouth Nicholson Basin
McArthurBasin
McArthurBasin
GeorginaBasin
McArthurBasin
LawnHill
Plat-form
Kl
Kl
K l
K l
Clb
Clb
Clb
Clb
McArthurBasin
Lawn HillPlatform
Wol
logo
rang
Calibrated radiometric data, with potassium (red), thorium (green), uranium (blue), total count (intensity)
Department of Mines and Energy
138°00'
138°00'
136°30'
136°30'
MAGNETIC IMAGE
10 0 10 20 30 40 50 kmPseudocolour image of the reduced-to-pole magnetic field
17°00'
18°00'
GRAVITY IMAGE
10 0 10 20 30 40 50 km
SCALE 1:1 000 000
0
0
0
50
50
50
50
100
150
-50
-50
-50
-50
-50
-50
-100
-100
-100
-100
-100
-100
-150
-150
-150
-150
-250 -250
-250
0
0
-150
-150
MU
RP
HY
PR
OV
INC
E
MurphyProvince
MurphyProvince
rh
do
MURPHY PROVINCE
rh
do
Rhyolite, rhyodacite and dacite dykes
Tholeiitic dolerite dykes
Ian Scrimgeour, Executive Director
-200
-200
-200-200
-200
-200
-200
Bukalara Sandstone
Quartz and lithic sandstone, white, medium- to coarse-grained
Sandstone, white, medium- to coarse-grained; cobble conglomerate lenses
Biotite + muscovite granite and adamellite, medium- to fine-grained, equigranular
Metasiltstone and metashale
Glauconitic sandstone, fine- to medium-grained; glauconite and dolomitic siltstone;dolomitic siltstone; dolomite
Lithic and quartz sandstone, fine- to medium-grained, flaggy, locally feldspathic,minor conglomerate
Lithic sandstone and quartz sandstone, fine- to medium-grained, flaggy or massive;minor siltstone beds in north and conglomerate in southwest
Alternating sequence of basalt, rhyolite and rhyodacite; some intermediate volcanics,possibly trachyte and andesite; minor tuff, shale, siltstone, sandstone,dolomite and conglomerate
Dolomite, laminated, stromatolitic, sandy, oolitic and interclast-rich; dolarenite; quartzsandstone with interbedded shale; glauconitic sandstone; shale and siltstone
Sandstone, grey and brown or redish, fine- to coarse-grained; fissile shale andsiltstone, dark grey, with flaggy claystone interbeds; dolomite,dolomitic sandstone and conglomerate
Dolomite, blocky grey oolite, stromatolitic and interclastic; minor dolomitic sandstoneand shale, commonly silicified at the top
Sandstone, fine- to coarse-grained, flaggy to massive; minor conglomerate andsiltstone
Matrix- and clast-supported boulder and cobble conglomerate, greywacke;interbeds of feldspathic sandstone; lithic sandstone at the top
Hornblende-biotite adamellite and granodiorite, medium- to coarse-grained,inequigranular
Quartz sandstone, fine- to coarse-grained; greywacke and siltstone,commonly rich in iron oxides
Quartz and lithic sandstone, medium-grained
Lithic sandstone, reddish brown and white, medium- to coarse-grained; greywacke
Fine quartz and lithic sandstone, siltstone, shale and greywacke, purplish-brown,thin-bedded and laminated, micaceous; quartz sandstone interbeds
Micaceous siltstone, shale and fine-grained sandstone, purplish brown and grey,thin bedded and laminated
Sandstone, medium- to coarse-grained, pebbly in upper part; minor beds of clastsupported conglomerate; micaceous siltstone
Matrix-supported cobble conglomerate overlain by conglomeratic, lithic and quartzsandstone, often ferruginous, pebble-free in upper part; lithic greywacke,red, calcerous siltstone locally on top
Matrix-supported boulder and cobble conglomerate grading westward into lithicsandstone with thin pebble beds, feldspathic in central part; lithic greywacke
Sandstone with scattered quartz pebbles, medium- to coarse-grained,cobble and boulder conglomerate lenses
Undivided metasedimentary rocks, commonly sheared and brecciated;quartz-albite-mica schist
Immature metasandstone, poorly sorted, fine- to coarse-grained, micaceous
MURPHY METAMORPHICS
Feldspathic sandstone, fine- to very-coarse-grained, quartz sandstone, pebble tocobble conglomerate
Wes
tmor
elan
dC
ongl
omer
ate
SeigalVolcanics
CarolinaSandstoneMember
Clif
fdal
eV
olca
nics
Nic
hols
onG
rani
teC
ompl
ex
Mur
phy
Met
a-m
orph
ics
Mullaman Beds
Bukalara Sandstone
MittiebahSandstone
MulleraFormation
Con
stan
ce S
ands
tone
DoomadgeeFormation
Mount LesSiltstone
WalfordDolostone
Fish RiverFormation
Kar
nsD
olom
iteM
aste
rton
San
dsto
ne
Gold CreekVolcanics
For
mat
ion
Settlement CreekVolcanics
AquariumFormation
Sly CreekSandstone
McDermottFormation
Peters Creek Volcanics
Wire Creek Sandstone
Billicumidji RhyoliteMember
Alkali rhyolite lava, red, flow-banded, with numerous ashfall tuff horizons
NICHOLSON GRANITE COMPLEX
Fault
Folding
Geological boundary
Disconformity or unconformity(section only)
BeddingStrike and dip of strata
Fault accurate, showing relativedisplacement of fault
Horizontal strata
Dip less than 5 degrees
Dip 5 to 15 degrees
Dip 15 to 45 degrees
from aerial photographyStrike and dip estimated
Anticline, accurate showingplunge
Syncline, accurate showingplunge
Fault approximate
Fault concealed
Fault inferred
Horizontal strata
Strike and dip of strata, dipnot measured
Anticline, approximate Strike and dip of foliation
Vertical foliation
Lineament
Trend-line
Joint interpretedfrom airphotos
GEOLOGICAL AND TOPOGRAPHIC LEGEND
Secondary road
Vehicular track
Landing ground
Homestead
Building
Yard
Fence
Bore
Spring
Water Tank / Earth Dam
Waterhole
Windpump
Swamp
State boundary
Administrative boundary
Subject to inundation
Mineral
Prospect
Abandoned mine
Open cut or quarry,abandoned/not working
Mineral occurenceCu - copperDi - diamondMn - manganesePb - leadSn - tinU - uraniumV - vanadium
L Hallett, NTGSRC Poole, NTGSRC Poole, NTGSM Ahmad, AS Wygralak and CP Hallenstein, NTGSJB Firman, MC Johnston, HG Roberts, KA Plumb, AGL Paine, JM Rhodes,KR Yates and MA Hassan, BMR (now Geoscience Australia)
2012-2013:2011-2014:2011-2014:1981-1987:1957-1961:
Compiled:Design:Digital Cartography:First Edition Metallogenic Map Series:First Edition Geology:
Dyke or vein
Quartz vein
Dyke, rh - rhyolite, do - dolerite