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Tanezzuft Formation

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Journal Article
Journal: Palynology
Published: 01 October 1987
Palynology (1987) 11 (1): 107-112.
Image
Newly recognized glacial features within the <b>Tanezzuft</b> <b>Formation</b> of Jabal E...
Published: 01 March 2013
Fig. 6. Newly recognized glacial features within the Tanezzuft Formation of Jabal Eghei. The stratigraphic position of these features is shown in Figure 4 . ( a ) Soft-sediment striated surface, comprising streamlined ridges and grooves similar to those described elsewhere in Al Kufrah Basin
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Shelly fossils from the <b>Tanezzuft</b> <b>Formation</b> in Jabal Eghei, western Kufra B...
Published: 11 February 2013
Figure 3. Shelly fossils from the Tanezzuft Formation in Jabal Eghei, western Kufra Basin. (a) Brachiopod similar to ? Eocoelia X.50191.16. (b) Orthocone, X.50191.17.
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Measured section straddling the Mamuniyat and <b>Tanezzuft</b> <b>formations</b> and the ...
Published: 01 March 2013
Fig. 4. Measured section straddling the Mamuniyat and Tanezzuft formations and the ‘Nubian Sandstone’ in Jabal Eghei. The curve to the right of the logged section shows gamma-ray values obtained using a GF-Instruments TM gamma-ray spectrometer on the outcrop, for 3 min count intervals. The U
Journal Article
Published: 01 March 2013
Journal of the Geological Society (2013) 170 (2): 327-339.
...Fig. 6. Newly recognized glacial features within the Tanezzuft Formation of Jabal Eghei. The stratigraphic position of these features is shown in Figure 4 . ( a ) Soft-sediment striated surface, comprising streamlined ridges and grooves similar to those described elsewhere in Al Kufrah Basin...
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Journal Article
Published: 11 February 2013
Geological Magazine (2013) 150 (4): 743-755.
...Figure 3. Shelly fossils from the Tanezzuft Formation in Jabal Eghei, western Kufra Basin. (a) Brachiopod similar to ? Eocoelia X.50191.16. (b) Orthocone, X.50191.17. ...
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Journal Article
Published: 01 July 1973
Micropaleontology (1973) 19 (3): 257-307.
Journal Article
Journal: AAPG Bulletin
Published: 01 January 2008
AAPG Bulletin (2008) 92 (1): 53-76.
..., and Nafusah arches are related to a period of younger Alpine exhumation. To the southeast of the basin, accumulations occur within the Lower (Tadrart Formation) and Middle (Ouan Kasa Formation) Devonian sandstones. These originated from the Lower Silurian (Tanezzuft) shales by vertical migration through...
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Journal Article
Published: 09 January 2017
Journal of Sedimentary Research (2017) 88 (1): 38-57.
... glaciations affected the southern margin of the basin, whereas the marine conditions continued farther north ( Van de Weerd and Ware 1994 ). During the early Silurian, thick transgressive marine mudstones (Tanezzuft Formation) were deposited, being overlain by marine sandstone and mudstone of the Acacus...
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Journal Article
Journal: AAPG Bulletin
Published: 01 September 2006
AAPG Bulletin (2006) 90 (9): 1309-1336.
... beds. The present knowledge of surface and subsurface geology of the Murzuq Basin was gathered by Sola and Worsley (2000) . As in previous works (i.e., Boote et al., 1998 ), these authors consider the Lower Silurian hot shales of the Tanezzuft Formation ( Figure 2 ) as the source rocks, whereas...
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Series: Geological Society, London, Special Publications
Published: 01 January 2014
DOI: 10.1144/SP386.1
EISBN: 9781862396630
... to early Late Devonian age ( c. 397–374 Ma). Fig. 4. Photograph showing the unconformity between the Silurian Tanezzuft Formation and the Devonian Tadrart Formation in central Dor el Gussa (geographic coordinates: 25°36′20.70″N, 16°30′43.10″E), c. 70 m to the east of sample locality H6032. Yellow...
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Journal Article
Journal: Palynology
Published: 22 December 2017
Palynology (2017) 41 (0): 31-56.
...Faisal H. Abuhmida; Charles H. Wellman ABSTRACT Twenty-nine core and seven cuttings samples were collected from two boreholes penetrating the Middle Ordovician Hawaz Formation in the Murzuq Basin, south-west Libya. The samples were palynologically analysed in order to determine age and depositional...
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Journal Article
Journal: GeoArabia
Publisher: Gulf Petrolink
Published: 01 July 2004
GeoArabia (2004) 9 (3): 119-136.
...Nick B. Svendsen ABSTRACT The Sahmah Formation (Safiq Group, Haima Supergroup) of Oman is divided into a lower ‘Shale Member’ (or ‘Sahmah Shale’), and an upper ‘Sandy Member’. The Shale Member was deposited in a deep-marine environment, and the Sandy Member in a marginal marine setting...
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Journal Article
Journal: Palynology
Published: 01 January 2002
Palynology (2002) 26 (1): 185-215.
...ELLIOTT T. BURDEN; LOUISE QUINN; GODFREY S. NOWLAN; LINDA A. BAILEY-NILL Abstract Sandstone and siltstone samples collected from the lowest part of the Clam Bank Formation in western Newfoundland contain a distinctive monospecific conodont assemblage of Ozarkodina remscheidensis eosteinhornensis...
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Series: GSA Special Papers
Published: 21 December 2017
DOI: 10.1130/2016.2525(11)
EISBN: 9780813795256
... recorded from the basal part of Tanezzuft Formation, referred to the latest Hirnantian–basal Rhuddanian in the Moussegouda borehole, northern Chad ( Le Herisse et al., 2013 ), and the Upper Ordovician of the Gorgan Schists, northern Iran (Ghavidel-Syooki, 2008). Desmochitina minor is a very long...
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Journal Article
Published: 01 October 2008
Scottish Journal of Geology (2008) 44 (2): 151-168.
... Cellon-Profils, Karnische Alpen, Österreich . Abhandlungen der Geologischen Bundesanstalt , 40 , 1 – 121 . RICHARDSON , J.B. & IOANNIDES , N.S. 1973 . Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa . Micropaleontology , 19 , 257 – 307...
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Chronostratigraphy of the studied succession on Jabal Eghei, where four str...
Published: 01 March 2013
Fig. 2. Chronostratigraphy of the studied succession on Jabal Eghei, where four stratigraphic units are recognized. These comprise, in ascending stratigraphic order, the Hawaz, Mamuniyat and Tanezzuft formations and the Mesozoic sandstone (‘Nubian Sandstone’). Age constraints on the Hawaz
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Model illustrating the envisaged environmental setting of Jabal Eghei durin...
Published: 01 March 2013
Fig. 9. Model illustrating the envisaged environmental setting of Jabal Eghei during the deposition of the lower part of the Tanezzuft Formation. Of note is (1) the presence of tidewater ice sheets in a marine basin (accounting for both the striated surface and the occurrence of lonestones
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Photomicrographs of  Normalograptus kufraensis  sp. nov. from the
         ...
Published: 11 February 2013
Figure 4. Photomicrographs of Normalograptus kufraensis sp. nov. from the graptolite-bearing bed of the Tanezzuft Formation in Jabal Eghei, western Kufra Basin. Specimen numbers: (a) X.50191.10, (b) X.50191.6b, (c) X.50191.6a, (d) X.50191.13. Scale bar
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Basal sandy carbonate facies association. ( a ) Relationship between the to...
Published: 01 March 2013
Fig. 5. Basal sandy carbonate facies association. ( a ) Relationship between the topmost part of the Mamuniyat Formation and the Tanezzuft Formation in Jabal Eghei. The basal sandy carbonate facies association fills in hollows on the topmost surface of the Mamuniyat Formation sandstones beneath