Uchikawame Fm
Period:
Permian
Age Interval:
Early Permian (Asselian), (8a)
Province:
South Kitakami Belt- Miyamori-Hayachine-Kamaishi district
Type Locality and Naming
Synonym:
Lithology and Thickness
Mudstone with alteration of Conglomerate.
[Figure 1: Stratigraphy of the Palaeozoic of the South Kitakatmi Belt, NE Japan (after M. Ehiro et al., 2016)]
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Kogawa Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Kuribayashi Fm
Regional extent
GeoJSON
null
Fossils
Age
Early Permian (Asselian)
Age Span:
Beginning stage:
Asselian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
298.89
Ending stage:
Roadian
Fraction up in the ending stage:
1.0
Ending date (Ma):
269.21
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Moreno, T., WALLIS, S., Kojima, T. & Gibbons, W. (Eds) 2016. The Geology of Japan. Geological Society. London. 1-24.