Esna Fm
Period:
Paleogene
Age Interval:
Selandian – Ypresian, Eg (1,2)
Province:
Egypt Gulf of Suez, Egypt general
Type Locality and Naming
Column: Egypt Gulf of Suez, Column: Egypt general; Fifth formation in Middle Calcareous Division Gr in Egypt general
Synonym: Esna Shale Fm
Lithology and Thickness
Thin shale unit with limestone beds.
Lithology Pattern:
Clayey limestone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Dakhla Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Thebes Fm
Regional extent
GeoJSON
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Fossils
Age
Selandian – Ypresian
Age Span:
Beginning stage:
Selandian
Fraction up in beginning stage:
0.6
Beginning date (Ma):
60.21
Ending stage:
Ypresian
Fraction up in the ending stage:
0.1
Ending date (Ma):
55.21
Depositional setting
Depositional pattern:
Additional Information
Compiler:
From Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13. no. 4. Schütz, 1994, Pg 92