Alamyshik Fm
Period:
Cretaceous
Age Interval:
Aptian- Albian, F3
Province:
Fergana
Type Locality and Naming
Along the Alamyshik oil field, Fergana. Stratotype not specified.
Synonym: Alamyshik Suite, Аламышикская св.
Lithology and Thickness
Red, gray clays, sandstones, gravelites, conglomerates with nodules of limestones. Thickness 20-95m.
Lithology Pattern:
Clayey sandstone
Relationships and Distribution
Lower contact
It conformably overlies the Khodzhaosman Fm
Upper contact
It is overlain by the Sharikhan Fm
Regional extent
Northern Fergana, revealed by drilling.
GeoJSON
null
Fossils
Age
It is tentatively assigned to the Aptian–Albian, and according to N.N. Verzilin, to the Albian (452).
Age Span:
Beginning stage:
Aptian
Fraction up in beginning stage:
0.4
Beginning date (Ma):
118.12
Ending stage:
0.75
Fraction up in the ending stage:
Ending date (Ma):