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