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Qingshila Formation
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Qingshila Fm base reconstruction

Qingshila Fm

Period: 
Cretaceous

Age Interval: 
Albian, (25a)


Province: 
Hebei

Type Locality and Naming

N. Hebei. Named after Qingshila village in Fengning County, Hebei Province. Hebei Bureau of Geology and Mineral Resources, 1989, Regional Geology of Hebei Province, Beijing Municipality and Tianjin Municipality [Geological Memoirs of the Ministry of Geology and Mineral Resources of the People’s Republic of China, (1) Regional Geology, no.15], Beijing: Geological Publishing House, 225. First appeared in a 1975 manuscript by Hebei Regional Geological Survey Team.


Lithology and Thickness

Coal-bearing clastic rock.


Lithology Pattern: 
Clayey sandstone


Relationships and Distribution

Lower contact

Shown by D.P. Xi, X.Q. Wan et al. (2019; Cretaceous chapter of China Integrated Stratigraphy and Timescale) as overlying the Nandian Fm.

Upper contact

Shown by D.P. Xi, X.Q. Wan et al. (2019; Cretaceous chapter of China Integrated Stratigraphy and Timescale) as underlying the Nantianmen Fm.

Regional extent


GeoJSON

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Fossils


Age 


Age Span: 

    Beginning stage: 
Aptian

    Fraction up in beginning stage: 
0.7

    Beginning date (Ma): 
115.66

    Ending stage: 
Albian

    Fraction up in the ending stage: 
1.0

    Ending date (Ma):  
100.50

Depositional setting


Depositional pattern:  


Additional Information


Compiler: