Sodenohama Fm
Period:
Jurassic
Age Interval:
Late Jurassic (Oxfordian-Kimmeridgian), (8e)
Province:
South Kitakami Belt-Western Sub-belt
Type Locality and Naming
Shizugawa (Shizukawa)-Hashiura Sub-belt; Shizugawa area
Synonym:
Lithology and Thickness
consists of sandstone and laminated mudstone
Lithology Pattern:
Sandy_claystone
Relationships and Distribution
Lower contact
The Sodenohama Fm conformably overlies the Arato Fm.
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Hashiura Gr
Regional extent
Shizugawa (Shizukawa)-Hashiura Sub-belt; Shizugawa area
GeoJSON
null
Fossils
contains ammonoid fossils of Oxfordian-Kimmeridgian age (Takahashi 1969}.
Age
Late Jurassic (Oxfordian-Kimmeridgian)
Age Span:
Beginning stage:
Oxfordian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
161.53
Ending stage:
Kimmeridgian
Fraction up in the ending stage:
1.0
Ending date (Ma):
149.24
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.