Zhaojiadian Fm
Period:
Cretaceous
Age Interval:
Late Cretaceous, (31b)
Province:
Yunnan
Type Locality and Naming
Chuxiong Basin.
Lithology and Thickness
"purple red thick-bedded massive fine-grained feldspar-quartz sandstone, siltstone and mudstone" (from Jiangdihe Fm lexicon entry)
Lithology Pattern:
Fine-grained sandstone
Relationships and Distribution
Lower contact
Conformable on the Jiangdihe Fm
Upper contact
Regional extent
GeoJSON
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Fossils
"footprints of Ornithosauria have been found in the lower part of the Zhaojiadian Formation in central Yunnan Province"
Age
Age Span:
Beginning stage:
Campanian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
83.65
Ending stage:
Maastrichtian
Fraction up in the ending stage:
1.0
Ending date (Ma):
66.04
Depositional setting
Depositional pattern:
Additional Information
Compiler: