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Budali Formation

Budali Fm


Period: 
Cretaceous

Age Interval: 
Upper Cretaceous (middle Cenomanian), F9d


Province: 
Fergana

Type Locality and Naming

Along the Budalyk River, South-Eastern Fergana. S.N. Simakov, 1953 (416, p.64). Stratotype not specified.Upper formation in Changet Gr

Synonym: Budalyk suite, Budalykskaya Suite, Будалиская св.


Lithology and Thickness

Red, greenish-gray sandstones, clays, siltstones with layers of marls, limestones, and gypsum. Thickness: 40-70m.


Lithology Pattern: 
Clayey sandstone


Relationships and Distribution

Lower contact

Conformably overlies the Tokubay Fm

Upper contact

conformably underlies the Gulchin Fm

Regional extent

South-Eastern Fergana, Naucat Basin.


GeoJSON

null

Fossils

Contains freshwater gastropods - Mathildella abschirica Zharn.


Age 

Belongs to the middle Cenomanian. Included in the Tagarin horizons (56; 446; 452).

Age Span: 

    Beginning stage: 
Cenomanian

    Fraction up in beginning stage: 
0.4

    Beginning date (Ma): 
97.86

    Ending stage: 
Cenomanian

    Fraction up in the ending stage: 
0.7

    Ending date (Ma):  
95.88

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

I.M. Abdurazimova – In: GeoGPT translation of: ”Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)"