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Nafun Gr

Nafun Gr


Period: 
Ediacaran

Age Interval: 
Late Ediacaran, On1


Province: 
Oman

Type Locality and Naming

Column: Oman Subsurface. Upward succession of the Hadash Fm, Masirah Bay Fm, Khufai Fm, Shuram Fm and Buah Fm

Synonym:


Lithology and Thickness

Alternating bands of Claystone and Limestone. Upward succession of the Hadash Fm, Masirah Bay Fm, Khufai Fm, Shuram Fm and Buah Fm . It is further divided into Coarse-grained sandstone and Claystone in Nafun 5 Fm, Claystone in Nafun 4 Fm, Limestone and Claystone in Nafun 3 Fm, Claystone in Nafun 2 Fm and Nafun 1 Fm, Limestone in Nafun 1 Fm.


Lithology Pattern: 
Claystone


Relationships and Distribution

Lower contact

Regionally, the schematic strat column indicates the next older unit as Abu Mahara Gr

Upper contact

Regionally, the schematic strat column indicates the next younger unit as Ara Gr

Regional extent


GeoJSON

null

Fossils


Age 

Ediacaran

Age Span: 

    Beginning stage: 
Ediacaran

    Fraction up in beginning stage: 
0.0

    Beginning date (Ma): 
635.00

    Ending stage: 
Ediacaran

    Fraction up in the ending stage: 
0.9

    Ending date (Ma):  
548.42

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

From Forbes, G.A., Hansen, H.S.M., and Shreurs, J., 2010. Lexicon of Oman: Subsurface Stratigraphy. Gulf Petrolink, 371 pp. (plus enclosures and CD); and Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13. no. 4