Hongkucheng Fm
Period:
Cretaceous
Age Interval:
Early Cretaceous, (14a)
Province:
Gansu, Qinghai
Lithology and Thickness
Not given, but implied to be lacustrine/fluvial to deltaic facies. Pending additional information, arbitrary shown as clayey sandstone.
Lithology Pattern:
Clayey sandstone
Relationships and Distribution
Lower contact
Next older unit is the Yanguoxia Fm (mid-Hauterivian through Aptian)
Upper contact
Next younger unit is the Huazhuang Fm of middle Albian
Regional extent
GeoJSON
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Fossils
Age
Shown as lower Albian by Dangpeng Xi, Xiaoqiao Wan, et al. (2019; Integrated Stratigraphy and TimeScale of China).
Age Span:
Beginning stage:
Albian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
113.20
Ending stage:
Albian
Fraction up in the ending stage:
0.25
Ending date (Ma):
110.03
Depositional setting
Depositional pattern:
Additional Information
Compiler: