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Doba Basin

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Journal Article
Published: 06 May 2015
Geological Magazine (2015) 152 (6): 1073–1084.
...J. GREGORY SHELLNUTT; TUNG-YI LEE; CHIH-CHENG YANG; SHIN-TAI HU; JONG-CHANG WU; KUO-LUNG WANG; CHING-HUA LO Abstract The Doba gabbro was collected from an exploration well through the Cretaceous Doba basin of southern Chad. The gabbro is composed mostly of plagioclase, clinopyroxene and Fe–Ti oxide...
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Series: AAPG Memoir, AAPG Memoir
Published: 01 January 2012
DOI: 10.1306/13291393M953237
EISBN: 9781629810096
... Abstract Doba Basin, Chad, is situated within the Central African rift system and contains up to 13 km (8 mi) of Cretaceous alluvial and lacustrine deposits. The complex climatic and tectonic evolution of the region, spanning the early to late Cretaceous is uniquely recorded...
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Image
(a) Simplified regional geological framework map of North-Central Africa sh...
Published: 06 May 2015
Figure 2. (a) Simplified regional geological framework map of North-Central Africa showing the boundary of the Saharan Metacraton (modified from Abdelsalam, Liegeois & Stern, 2002 ). Location of the Doba basin drill hole and Mayo Kebbi Massif shown
Image
( a ) Perspective view of depth to top basement map of the study area. ( b ...
Published: 01 September 2015
Figure 7 ( a ) Perspective view of depth to top basement map of the study area. ( b ) Top basement map of the study area. Note the great thickness in the Doba basin and noth-east of the study area. The shaded areas (Stars) indicate where intrusions exist.
Image
—Structural style examples on seismic sections in CAS <b>basins</b>. Vertical scal...
Published: 01 August 1993
Figure 12 —Structural style examples on seismic sections in CAS basins. Vertical scale is seconds two-way traveltime. (a)—(h) are located on Figure 7 as seismic sections 1-8, respectively. (a) Doba basin. Southerly dipping, Lower Cretaceous normal faults. Note possible fault bend fold (e.g
Series: GCSSEPM, GCSSEPM
Published: 01 December 2015
DOI: 10.5724/gcs.15.34.0651
EISBN: 978-1-944966-00-3
..., is an intracratonic rift basin having an area of 2,335,000 km 2 that covers Chad, Niger, Cameroun Republics, and the northeastern part of Nigeria. Only about 10% of the Chad basin lies within Nigeria. It is a two-stage rift basin comparable with the petroliferous south Chad basins (Doba, Doseo) by having (A) a Lower...
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Journal Article
Journal: AAPG Bulletin
Published: 01 June 2001
AAPG Bulletin (2001) 85 (6): 1033–1053.
... of northeastern China, the Central Sumatra basin, and the Cretaceous Doba/Doseo basins in west-central Africa. 2. The fluctuating profundal facies association represents a combination of progradational and aggradational basin fill and includes some of the world's richest source rocks. Deposits are regionally...
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Journal Article
Journal: AAPG Bulletin
Published: 01 August 1993
AAPG Bulletin (1993) 77 (8): 1405–1434.
...Figure 12 —Structural style examples on seismic sections in CAS basins. Vertical scale is seconds two-way traveltime. (a)—(h) are located on Figure 7 as seismic sections 1-8, respectively. (a) Doba basin. Southerly dipping, Lower Cretaceous normal faults. Note possible fault bend fold (e.g...
FIGURES | View All (26)
Image
(a) Geological map of Nigeria showing the inland <b>basins</b> and sample localiti...
Published: 01 March 2004
Figure 1 (a) Geological map of Nigeria showing the inland basins and sample localities (inset: upper Benue trough). (b) Regional tectonic map of western and central African rifted basins showing the relationship of the Muglad, Doba, and east Niger basins to the Benue trough/Gongola basin
Image
Regional-scale structural map of North Africa showing the locations of rift...
Published: 06 May 2015
– Termit basin (266 Ma); 5 – Doba gabbro (257 ± 1 Ma); 6 – North Kordofan (268 ± 6.5 Ma and 270 ± 3.5 Ma); 7 – Nubian desert (250 ± 5.2 Ma, 257 ± 8 Ma and 265 ± 12 Ma); 8 – Uaddan (256 Ma).
Journal Article
Journal: AAPG Bulletin
Published: 01 September 2018
AAPG Bulletin (2018) 102 (9): 1803–1824.
... schists, marbles, and quartzites ( Vail, 1972 ). The basement rocks penetrated in the Muglad and Melut basins are mainly granitic and granodioritic gneisses and have been dated as 540 ± 40 Ma ( Schull, 1988 ; Awad, 2015 ). The basement rocks penetrated by two exploration wells in the Doba Basin...
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Journal Article
Published: 01 June 2021
South African Journal of Geology (2021) 124 (2): 383–390.
... . Annual Review of Earth and Planetary Sciences , 46 , 439 - 494 . Shellnutt , J.G. , Lee , T.-Y. , Yang , C.-C. , Hu , S.-T. , Wu , J.-C. , Wang , K.-L. and Lo , C.-H. 2015 . Late Permian mafic rocks identified within the Doba basin of Southern Chad...
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Journal Article
Journal: AAPG Bulletin
Published: 12 May 2021
AAPG Bulletin (2021) 105 (5): 919–944.
... geometries of rift basins, and on the resulting stratigraphy ( Fairhead et al., 2013 ). The Early Cretaceous and Late Cretaceous rifting stratigraphic records have been confirmed by drilling in the major rift basins in the Termit Basin of Niger ( Liu et al., 2012 ); Doba, Doseo, and Salamat Basins of Chad...
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Journal Article
Published: 01 September 2015
South African Journal of Geology (2015) 118 (3): 285–298.
...Figure 7 ( a ) Perspective view of depth to top basement map of the study area. ( b ) Top basement map of the study area. Note the great thickness in the Doba basin and noth-east of the study area. The shaded areas (Stars) indicate where intrusions exist. ...
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Journal Article
Published: 01 September 2011
Journal of Micropalaeontology (2011) 30 (2): 187–188.
... ), the Albian-Cenomanian Loia ‘stage’ (Lualaba Series) of the central Congo Democratic Republic ( Grékoff, 1957 , 1960 ; Colin, 1994 ), the Early Albian-Aptian of the Doba-Doseo basins in Chad and the Muglad basin in Sudan ( Colin & Dépêche, 1997 ) and the Albian-Cenomanian of the Termit basin in Niger (J...
FIGURES
Journal Article
Published: 01 January 2013
Journal of Paleontology (2013) 87 (1): 91–104.
... of 786.05 m. Africa, Bongor, Doba, and Doseo basins within the Republic of Chad, dated as Aptian–Albian ( Colin and Dépêche, 1997 ). Brazil, Crato Member, Santana Formation, Araripe Basin ( Silva, 1978b ), interval dated as Aptian by Regali (1990 ), and Coimbra et al. (2002 ). Alagamar Formation...
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Series: AAPG Memoir, AAPG Memoir
Published: 01 January 2012
EISBN: 9781629810096
... by Bakhtiyar Bagirov, Elshad Aleskerov, Sonya Jafarova, Kevin Sylvester, and Dave Waldren, http://www.searchanddiscovery.net/documents/abstracts/2004hedberg_baku/extended/bagirov/bagirov.htm . *Tectonic Evolution of the Doba and Doseo basins, Chad: Controls on Trap Formation and Depositional Setting...
Journal Article
Published: 01 December 2006
Journal of the Geological Society (2006) 163 (6): 905–921.
..., and the NE-trending Doba, Doseo and Salamat Basins, which form a linear trend straddling the Chad–Central African Republic border ( Figs 2 and 3 ). The latter three basins and the Bongor Basin will be referred to as the central African subsystem basins, following Genik (1993) . The general area in which...
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Journal Article
Journal: AAPG Bulletin
Published: 01 October 1988
AAPG Bulletin (1988) 72 (10): 1128–1142.
... sedimentary sequences were deposited in several developing African basins, e.g., Benue trough, East Niger basin, Doba basin, Ngaoundere Rift basin, and Anza trough ( Figure 14 ). Some of these basins developed within and immediately adjacent to the Cretaceous shear zones and others formed near their endpoints...
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Journal Article
Journal: AAPG Bulletin
Published: 01 March 2004
AAPG Bulletin (2004) 88 (3): 325–353.
...Figure 1 (a) Geological map of Nigeria showing the inland basins and sample localities (inset: upper Benue trough). (b) Regional tectonic map of western and central African rifted basins showing the relationship of the Muglad, Doba, and east Niger basins to the Benue trough/Gongola basin...
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