new dm 2407 34 zone 51/52 0 edition 1 90 ki g vr g temperature … · 2018. 11. 28. ·...
TRANSCRIPT
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Dili-Manatuto Road
Laclo-Metinaro Road
Lihohani River
Laclo River
Coi River
Nlz Nbh
NmaQt
Pma Nbh Nbm
Tms
QgQg
KccQa
Nma Qa
PssNbs
NbsQc
Pss
Psh Psh Tms Tms
Tms
Kcc KccKsg Ksg Ksg Ksg
Jbs
0 m
1000 m
2000 m
-1000 m
0 m
1000 m
2000 m
-1000 m
A FB C D E
Cross-section scaled to 70%
40
42
30
53
40
40
56
55
68
35
35
53
48
47
33
54 32
22
14
60
7258
58
29
8
26
19
15
35
20
10
21
10
38
35
30
32
52
40
25
42
40
48
38
43
43
68
36
45
30
56
49
21
18
32
35
30
Qg
Qg
Qag
Qag
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Tms
Qa1
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Ppy
Psh
Pss
Pss
Pss Pss
Pss
Pss
Psh
Psh
Ppy
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qag
Qg
Qg
Qg
Qg
Qg
Qg
Qg
Qg
Qg
Qg
Qa
QaQa
Nbs
Nbs
Nbs
NbsNbs
Qs
Qa
Qa
Qt
Qt
Qt
QtQt
Qt
Qt
QtQt
QtQt
Qa
Qm
Qa
Qa
Nbm
Nbm
Nbm
Nbm
Nbm
Nbm
Jbs
Jbs
Jbs
Jbs
Nbm
Nbm
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qa
QaQa
Qa
Qa
Qa
Qa
Qag
Qa
Qa
Qa
Qa
Qa
Qa
Qa
Qs
Qs
QsNbh
Qa
Qt QtQt
QsPma
Pma
Nbs
Nbs
Nbs
Nbh
Nbh
Ns
Nma
Nma
Nhm
Nbs
Pss
Pss
Pss
Pma
Pma
Pma
Pma
Pma
Pma
Qs
Qa
Qc
QcQcQc
Tls Tls
Tls
Tls
Tls
Tls
Tls
Tls
Paf
Paf
Pcf
Pcf
Pcf
Kcc
Kcc
Ksg
KsgKsg
Ksg
Ksg
Ksg
Ksg
Ksg
Ksg
Ksg
Ksg
Ksg
Kcc
Kcc
Kcc
Kcc
Kcc
Kcc
Kcc
A
BC
D
E
F
20
15
45
20
25
38
25
14
25
9.9±0.2 Ma
Ar-Ar Hb
8.5±0.1 Ma
U-Pb Zn
6.8±1.1 MaU-Pb Ti
6.6±0.1 MaU-Pb Zn
9.7±0.1 Ma
Ar-A Hb
6.5±0.1 MaAr-Ar Hb
5.4±0.1 Ma K-Ar Bi
6.0±0.3 Ma K-Ar Bi
5.4±0.3 Ma U-Pb Mo
5.0±0.2 Ma U-Pb Mo
5.2±0.2 MaU-Pb Mo
Nvp
1.55Nd TDM
1.56Nd TDM
1.44Nd TDM
1.46Nd TDM
1.42Nd TDM
2.05Nd TDM
1.29Nd TDM
1.28Nd TDM
1.74Nd TDM
1.78Nd TDM
1.80Nd TDM
U-Pb Zn
230–500,1500–1800 Ma
0.6
0.7Vr
Vr
1.5Vr
2.2Vr
1.3Vr
1.4Vr
0.7Vr
0.9Vr
1.36Vr
G528
G570
Nlz
Low anch
izone
High anchizone
Lower amphibolitefacies
Lower amphibolitefacies
Deepdiagenesis
Deepdiagenesis
Deepdiagenesis
Epizone – greenschist
35
4090
45
5090
6090
Dili
Occussi
Maliana
Liquica
Gleno Aileu
Ainaro
Same
Suai Kota
ManatutuBaucau
Los Palos
Viqueque
REFERENCE MATERIAL
Berry, R.F., 2016. U–Th–Pb monazite dating and the timing of arc–continent collision in East Timor. Australian Journal of Earth Sciences 63, 367-377.
Berry, R.F. and Grady, A.E., 1981. Deformation and metamorphism of the Aileu Formation, north coast, East Timor and its tectonic significance. Journal of Structural Geology, 3: 143-167.
Berry, R.F., McDougall, I., 1986. Interpretation of 40Ar/39Ar and K/Ar dating evidence from the Aileu Formation, East Timor, Indonesia. Chemical Geology 59, 43-58.
Charlton, T.R., Barber, A.J., Harris, R.A., Barkham, S.T., Bird, P.R., Archbold, N.W., Morris, N.J., Nicoll, R.S., Owen, H.G., Owens, R.M., Sorauf, J.E., Taylor, P.D., Webster, G.D., Whittaker, J.E., 2002. THe Permian of Timor: statigraphy, paleaontology and palaeogeography. Journal of Asian Earth Sciences 20, 719-774.
Charlton, T.R., Barber, A.J., McGowan, A.J., Nicoll, R.S., Ronievicz, E., Cook, S.E., Barkham, S.T., Bird, P.R., 2009. The Triassic of Timor: Lithostratigraphy, chronostratigraphy and palaeogeography. Journal of Asian Earth Sciences 36, 341-363.
Ely, K.S., Sandiford, M., Phillips, D. and Boger, S.D. 2014. Detrital zircon U-Pb and 40Ar/39Ar hornblende ages from the Aileu Complex, Timor-Leste: provenance and metamorphic cooling history. Journal of the Geological Society, 171, 299–309.
Haig, D.W., McCartain, E., 2012. Intraspecific variation in Triassic Ophthalmidiid Foraminifera from Timor. Revue de Micropaléontologie 55, 39-52.
Standley, C.E., Harris, R., 2009. Tectonic evolution of forearc nappes of the active Banda arc-continent collision: Origin, age, metamorphic history and structure of the Lolotoi Complex, East Timor. Tectonophysics 479, 66-94.
LacloTimor-Leste
1:50 000 Geological Map Series
2407 34 ZONE 51/52
Edition 1
GN
TO CONVERT A MAGNETIC AZIMUTH TO
A GRID AZIMUTH ADD G–M ANGLE
2014 G–M ANGLE2.09˚E
(changing by 0.030˚W/year)
TO CONVERT A MAGNETIC AZIMUTH TO A GRID AZIMUTH
SUBTRACT G–M ANGLE
DATUM NOTES
MAP LOCATION
INDEX TO ADJOINING MAPS
LACLO, TIMOR-LESTE 2407-34
RELIABILITY DIAGRAMELEVATION GUIDE
DILI2407–33
MAUBISSI2407–31
SOIBADA2407–32
LACLO2407–34 MANATUTO2407–13
DILOR2407–11
ALTAÚRO2407–63
CONTRIBUTIONS TO CARTOGRAPHY
GEOLOGICAL MAPPING (2011-2012)Steven BogerOskar LindenmayerTamarah KingLaura Spelbrink
Joao Edmundo Dos ReisNilton Raimundo Fernandes XavierJose Fernandes Pinto
MAP LAYOUTSteven Boger
PROJECT OVERSIGHT
Mike Sandiford
SCHOOL OF EARTH SCIENCESThe University of Melbourne, Australia
SCHOOL OF EARTH SCIENCESThe University of Melbourne, Australia
SCHOOL OF EARTH SCIENCESThe University of Melbourne, Australia
3000 m
2500 m
2000 m
1500 m
1000 m
500 m
0 m
SYMBOL LEGEND
125˚45’ E 10805 15 25208 308 126˚00’ E8˚28’ S 8˚28’ S
125˚45’ E8˚45’ S
126˚00’ E8˚45’ S
5090
6090
4090
45
55
35
90
6090 6090
9040
45
55
35
SCALE 1:50 000
KILOMETRES
0 1 2 3 4 5 10 15
North coast of Timor looking east towards Anallindu Bay (photography S. Boger)
45
5555
45
35
5090
4090
45
55
55
35 65
65
1 50 1 60
30
ELLIPSOID............................................................WORLD GEODETIC SYSTEM 1984GRID...................................5000 METRE UTM ZONE 51 (GREY NUMBERED LINES) 5000 METRE UTM ZONE 52 (BLUE NUMBERED TICKS)PROJECTION....................................................................TRANSVERSE MERCATORVERTICAL DATUM............................................................................MEAN SEA LEVELHORIZONTAL DATUM...........................................WORLD GEODETIC SYSTEM 1984
05 15 258 8308
1 50 1 60
50
2010
POPULATED PLACESBuilt up area............................................................................................................................
Village.....................................................................................................................................
Fault, normal, hanging wall indicated: position known/inferred.............................
Fault, reverse, hanging wall indicated: position known/inferred............................
Fault, strike-slip, sense of movement indicated: position known/inferred.............
Fault, motion unknown: position known/inferred...................................................
Strike and dip: bedding (S0)....................................................................................................
Strike and dip: composite foliation (S0/1).................................................................................
Trend and plunge of fold axis or intersection lineation: generation known.............................
Trend and plung of fold axis or intersection lineation: generation unknown...........................
Fold axis: antiform: exisitence and position certain................................................................
Fold axis: antiform: existence and position inferred................................................................
Fold axis: synform: exisitence and position certain.................................................................
Fold axis: synform: existence and position inferred................................................................
Fold axis: fold plunge direction indicated................................................................................
Structural form surface............................................................................................................
STRUCTURAL GEOLOGY
/
/
/
/
3030
15Fx
15
All weather – hard surface.........................................................................................
Fair or dry weather – loose surface...........................................................................
ROADS
Spot elevation.........................................................................................................................
TOPOGRAPHY
Watercourse: perennial..............................................................................................
DRAINAGE
intermittant...........................................................................................
Mud volcano............................................................................................................................
Hot spring................................................................................................................................
GEOCHRONOLOGYIsotopic age in millions of years..........................................................
Model age in billions of years..............................................................
Fossil locality and age.........................................................................
Mineral abbrviations............................................................................
model age
depositional age
method
age of intrusion/extrusion
age of metamorphismmethod
range of inherited ages
Kübler Index...........................................................................................................
Vitrinite Reflectance...............................................................................................
Graphite temperature.............................................................................................
Pressure-Temperature estimate.............................................................................
Metamorphic isograde...........................................................................................
METAMORPHIC GEOLOGY b0 value
Temperature
Kübler index value
Pressure
Rr% value
KI
Vr
Gtemperature (˚C)
..................................................................
..................................................................
..................................................................
..................................................................
..................................................................
..................................................................
FACIES Shallow diagenesis (T < 100˚C)
Low Anchizone (200˚C < T < 250˚C)
Epizone - (300˚C < T < 500˚C)
Deep diagenesis (100˚C < T < 200˚C)
High Anchizone (250˚C < T < 300˚C)
(T > 500˚C)
Zeolite
Amphibolite
Prehnite-pumpellyte
Greenschist
Bi = biotite, Hb = hornblende, Mo = monazite, Mu = muscovite, Nd = Neodymium, Ti = titanite, Zn = zircon
MAJOR STRUCTURALAND METAMORPHIC FEATURES
JUR
AS
SIC
TRIA
SS
ICN
EO
GE
NE
QU
ATE
RA
RY
PLI
OC
EN
EM
IOC
EN
EP
LEIS
TOC
EN
EH
OLO
CE
NE
245
235
0.01
23 Ma
201.6 Ma
5.3
SEDIMENTARYIGNEOUS
EXTRUSIVE INTRUSIVE
SEDIMENTARYIGNEOUS
EXTRUSIVE INTRUSIVESEDIMENTARY
IGNEOUSEXTRUSIVE INTRUSIVE
SEDIMENTARYIGNEOUS
EXTRUSIVE INTRUSIVE
AILEU COMPLEX BANDA COMPLEX
POST-OROGENIC ROCKS
GONDWANA SEQUENCE
Qg River bed alluvium: poorly sorted silt, sand and gravel.Qa Alluvial flood plane terrace deposits and abandoned distributary channels: sand, silt, gravel.Qa1 Inactive alluvial flood plane terrace deposits: sand, silt, gravel.Qt Poorly sorted and rounded colluvial fan deposits: boulders, cobbles, gravel, sand.Qs Coastal beach deposits: sand, coral debris, gravel.Qm Intermittently inundated coast lagoon deposits: silt, mud, minor sand.Qc Coastal conglomerate, commonly uplifted and dissected: calcite cemented, rounded pebbles and cobbles of basement rock and coralQag Uplifted and dissected alluvial deposits. Layered, poorly sorted, grey, tan, orange, gravel, sand, silt. Ainaro Fm.
Late
Early
Mid.
176
161
145.5 Ma
Late
Early
Mid.
CR
ETA
CE
OU
S
99.6
65.5 Ma
Late
Early
PE
RM
IAN
CA
RB
ON
IFE
RO
US
271
260
299 Ma
Late
Early
Mid.
318
Penn
sylva
nian
Miss
isipp
ian
251.0 Ma
Fatoc
ama S
uite
Medium- to very-course grained amphibolite. Emplaced mostly as sills.Nbs
Homogeneous, fine-grained amphibolite. Basalt protolith.Nhm
Mafic volcanic plug. Composition and age unknown
Chaotic block in clay matrix breccia.
Nvp
Ultramafic gneiss: harzburgite, pryoxenite, Iherzolite and duniteNlz
Dark grey graphitic schist; locally garnet and staurolite bearing.Ksg
Green epidote-chlorite bearing calc-silicate schistKsg
Amphibolite and hornblende-chlorite schist. Basalt and mafic volcanic protolithsJbs
SerpentiniteNs
Behe
da F
orma
tion Layered hornblende-bearing mafic gneiss with
intercalated olive green calc-silicate gneiss and uncommon quartzofeldspathic gneiss. Volcanogenic and sedimentary protoliths
Nbh
Marble, commonly white, grading to olive green calc-silicate greiss Nma
Babu
luFo
rmati
on Tms
Friable pale-green, tan, and less commonly red mudstone, with lesser intercalated decimetre to metre thick horizons of fine to medium-grained sandstone and dark-grey, grey, or pink fossiliferous limestone or marl. Detrital mica common in mudstones.
Pale-grey, white, or pink, massive and fossiliferous limestone. Common-ly forms decametric to kilometre scale discontinuous lensoidal layers isolated within Tms.
Tls
Fine-grained, thickly-bedded, arkossic sandstone intercalated with lesser schist or phyllite.Pss
Silver-grey graphite-bearing, muscovite, biotite and rarely garnet and sillimanite bearing schist, intercalated with lesser sandstone.Psh
Monotonous grey to black finely-layered phyllite and slate. Ppy
Massive to thickly bedded white to grey marble grading to calc-silicatePma
Cribu
sFo
rmati
onAt
ahoc
Form
ation
Black and blue-grey shale with common calcareous and clay-ironstone nodules with more common limestone higher in the sequence Pcf
Finely-laminated black shale with uncommon layers of fine-grained sandstone and limestone.Paf
Bono
naro
Mélan
ge
ANGULAR UNCONFORMITY
Qg
Qa
Qa1
QmQsQt
Qag
Qc
Nbh NbsNma Nhm
Kcc Ksg
Nlz Ns
Jbs
Nbm
Nvp
Psh
Pss
Pm
a
Ppy
Tms
Pcf
Paf
Tls
OROGENESIS (~ 3 Ma)
OROGENESIS (~ 7 Ma)
STRATIGRAPHIC LEGEND
BIBLIOGRAPHIC REFERENCE: Boger, S.D., Lindenmayer, O., King, T.R., Spelbrink, L.G. & Sandiford, M. 2016. Laclo 1:50 000 geological map. The University of Melbourne
1067
1452
1347 1443
1343
WETAR STRAIT
NuanBay
UeianenBay
PetuBay
Point Matanusan
Laclubar
Atahoc
Laclo
Metinaro
HOLOCENE COVER ROCKS
PLIOCENE TECTONIC MELANGE
AILEU COMPLEX(METAMORPHICS)
BANDA COMPLEX(MANTLE ROCKS)
GONDWANA SEQUENCE(DEFORMED SEDIMENTS)
BANDA COMPLEX(METAMORPHICS)
Field observation point