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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Turkmenistan 2000
The Hydrocarbon Potential of the
Caspian Sector of Turkmenistan
An Integrated Study
London May 19th 2000
TURKMENISTAN 2000
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Western Geophysical
© 2000 Baker Hughes Incorporated
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TURKMENISTAN 2000
Background to Turkmenistan 2000
June 26th 1995The Ministry of Oil and Gas and Mineral Resources -(Minneft) signed a Joint Operations Agreement with
Western Geophysical to provide:
• Seismic Acquisition Services
• Seismic Processing Services
• Geophysical Consulting and Interpretation Services
• Non-exclusive data marketing services
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Western Geophysical
© 2000 Baker Hughes Incorporated
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TURKMENISTAN 2000
1996 Phase1
7474 km
1997 Phase 2
3460 km
1998 Phase1 Infill
5196 km
Non-Exclusive
Surveys
Phase 2Phase 1 Infill
Phase 1
Phase 1
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Figure 4.2
TURKMENISTAN 2000
42°N
41°N
40°N
39°N
38°N
51°E 52°E 53°E 54°E 53°E
37°N
Garashsyzlyk (N)Mobil
Turkm enbashi
Bekdash
Nebitdag
Cheleken
Kumdag
Okarem
Kizyl-Atrek
Behshahr
Gorgan
BLOCK I Petronas
BLOCK II Cheleken
Keymir Keymir
BlockIII
C A S P I A N
S E A
B A L K A N
0 10 20 30 4 0 50 60
kilometres
LICENSES
Licenced areas
Open offshore areas
LEGEND
FIELD TYPE
Oil field
Gasfield
Oil & gas field
Oil pipeline
Gas pipeline
Refinery
Oil tanker
Approximate sizeof a North SeaQuadrant an d
UK Blocks for comparison
31
30
23
29
28
27
26
25
24
15
16
17
18
20
21
22
1
27
3
4
5
6
14
13
12
11
10
9
8
19
Preparation for new License
Initiative
Turkmenistan 2000
The Competent Body on
Hydrocarbon Resources
of Turkmenistan andMinneft
in conjunction with
Western Geophysical with
the services of Exploration
Consultants Limited
(ECL)
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
TURKMENISTAN 2000
Geological StudyCommissioned by Minneft in
July 1999
Work Jointly Undertaken
between a ‘Working Group’
from Minneft Turkmengeology
TurkmenGeophysical and other
State Concerns and Research
Institutes and Western
Geophysical
Incorporating Services of Exploration Consultants
Limited ( ECL )
Ark Geophysics
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
REGIONAL GEOLOGYREGIONAL GEOLOGYREGIONAL GEOLOGYREGIONAL GEOLOGYOVERVIEWOVERVIEWOVERVIEWOVERVIEW
Steve LawrenceSteve Lawrence
Exploration Consultants LtdExploration Consultants Ltd
Turkmenistan 2000
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Overview of Regional Geology
S O U T H C A S P I A N
B A S I N
S
CENTRAL IRANIAN BLOCKS
KARAKUMPLATFORM
(AMU-D AR’ YA BASIN)
ASHGABAT
FOREDEEP
U
MIDDLE
CASPIAN
BASIN
TOAK IR
EROSI ONAL
WI NDOW
S C Y T H I A N
- T U R AN
P L A T F O R M
WEST
TURKMENISTAN
BASIN
M AKHACHKALA
CASPIAN SEA
TURK MENI STAN
UZBEKISTANKAZAKHSTAN
RUSSIA
AZERBAIJAN
I R A N
I R A N
200km
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Regional Geological Setting
S O U T H C A S P I A N
B A S I N
CE NTRAL IRANIAN BLOCKS
S C Y T H I A N
- T UR A N
P L A T F O R M
200km
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Late Miocene Regional Setting
GC SCYTHIAN - TURAN PLATFORM (S-TP)
CENTRALIRAN
BLOCKS
KD
SCB
TL
ELB
BIN
KA
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Late Miocene 10Ma
GC
SCYTHIAN - TURAN PLATFORM (S-TP)
CENTRALIRAN
BLOCKS
ARABIAN PLATE
KD
SCBTL
ELB
LC
BIN
KA
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Late Miocene Regional Setting
GC SCYTHIAN - TURAN PLATFORM (S-TP)
CENTRALIRAN
BLOCKS
KD
SCB
TL
ELB
BIN
KA
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
S-TPParatethysTranscaucusus
- ElburzMagmatic A rc
Neotethys
Tectonic Model - Late Cretaceous-Paleogene
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© 2000 Baker Hughes Incorporated
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Tectonic Model - Oligocene-Early Miocene
A r m e n ia n -N . W . I r a n
B l o c k s
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Tectonic Model - Late Miocene-Pliocene
Greater Caucusus
SouthCaspianBasin
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Tectono Stratigraphy - South Caspian Basin
CASPIAN SEA
CASPIANPALEOLAKE
PARATETHYS
L
E
L
M
E
L
E
Apsheron
AkchagylianSuite
Upper
Re d
Series
Pontian
Beds
Diatom Suite
Chokrak Fm.
Tarkhan Fm.
Upper MaikopianSeries
Lower MaikopianSeries
Koun Fm.
Sumgait Fm.
Litho-stratigraphy PetroleumGeology
Lower
Re d
Series
S
S
S
S
S
S
SR4
SR3
SR2
SR1
R
R
R
R
R
PHASE 2
EARLY CONTRACTION
‘Pyrrenean’
A r m e n ian -N .W. I r an
B l o c k s
PHASE 3
LATE CONTRACTION
‘Caucasian’
Greater Caucusus
SouthCaspian
Basin
PHASE 1
EXTENSION
S-TPParatethysTranscaucusus
- ElburzMagmatic Arc
Neotethys
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Structural Styles - Southern S-TP
S NKura Basin Greater CaucasusTerek - Caspian
Foredeep
TranscaucasusScythian - Turan Platform
(from Sobornov, 1994)
S N
SouthCaspian
Basin Apsheron
Sill
ParatethysS-TP
S NKopet Dag
Elburz - Binalud
AshkabatForedeep
Karakum Platform
CimmerianSuture
AshkabatFault
(partly based on Lyberis and Manby, 1999)
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Tectono Stratigraphy - Southern S-TP
L
U
L
U
M
L
U
M
P/E
MIONEO.
Note fromToakir erosionalwindowU-min.
Litho-stratigraphy
Litho-stratigraphy
Dagestan
Highlands
Greater Balkan
(Krasnovosk)
?unknown
L
U
L
U
M
L
U
M
P/E
‘Caucasian’
‘Pyrrenean’
Rifting
Rifting
‘CimmerianOrogeny’
Retro-arcExtension
MIONEO.
S
S
S
S
R
R
R
R
R
R
R
R
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Structural Elements - Offshore Turkmenistan
C A S P I A N
S E A
Okarem
100km
41°N
40°N
38°N
51°E 52°E 53°E 54°E
39°N
S i i S
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Seismic Sequences - South Caspian Basin
S1
S2
S3
S4
S5
S6
L
E
L
M
E
L
E
Apsheron
AkchagylianSuite
Upper
Re d
Series
Pontian Beds
Diatom Suite
Chokrak Fm.
Tarkhan Fm .
Upper M aikopian
Series
Lower MaikopianSeries
Koun Fm.
Sumgait Fm.
Litho-stratigraphy SeismicReflectors
Lower
Re d
Series
PetroleumGeology
S R4
S R3
S R2
S R1
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Geoseismic Profile - 1
0
1
2
3
4
5
6
7
8
9
10
SHALE SWELL ZONESHALE
DIAPIRICZONE
CENTRAL ZONE
S N FRONTALACCRET.
ZONE
DIAPIRICSHALEWALL
INVERSION ZONEUNINVERTEDPLATFORM
0
1
2
3
4
5
6
7
8
9
10
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Geoseismic Profile - 2
NE
SHALE DIAPIR ZONE CENTRAL ZONE FRONTAL ACCRETIONARY ZONE
SW
SHALE SWELL ZONEDIAPIRSHALEWALL
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
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Western Geophysical
© 2000 Baker Hughes Incorporated
ALL RIGHTS RESERVED
Geoseismic Profile - 3
CENTRAL ZONEFRONTAL
ACCRETIONARYZONE
DIAPIRICSHALEWALL
INVERSION ZONE UNINVERTED PLATFORMSW
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
NE
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Western Geophysical
© 2000 Baker Hughes Incorporated
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Geoseismic Profile - 4
NE SW
SHALE SWELL ZONECENTRAL
ZONEEASTERN THRUST ZONE
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
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Western Geophysical
© 2000 Baker Hughes Incorporated
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1
Summary and Significance
(iv)
(iii)
(ii)
(i)
2b 2b
2a
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Western Geophysical
© 2000 Baker Hughes Incorporated
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2 0 0 0
T U R K M E N I S T A N
Turkmenistan 2000
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