N'Toum North Gabon Subbasin West Fm
Period:
Cretaceous
Age Interval:
Province:
Gabon General lithology
Type Locality and Naming
Column: North Gabon Subbasin West
Lithology and Thickness
N'Toum Fm:
LITHOLOGY = The N’Toum Formation consists of at least 400 m of fluvial sandstone and shale.
CALIBRATION = 63% up in the Barremian.
REFERENCE = Figure 10, U.S. Geological Survey "Geology and Total Petroleum Systems of the West-Central Coastal Province (7203), West Africa" Bulleton 2207-B
LITHOLOGY = The N’Toum Formation consists of at least 400 m of fluvial sandstone and shale.
CALIBRATION = 63% up in the Barremian.
REFERENCE = Figure 10, U.S. Geological Survey "Geology and Total Petroleum Systems of the West-Central Coastal Province (7203), West Africa" Bulleton 2207-B
Lithology Pattern:
Sandstone
Relationships and Distribution
Lower contact
Upper contact
Regional extent
GeoJSON
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Fossils
Age
Age Span:
Beginning stage:
Barremian
Fraction up in beginning stage:
0.6
Beginning date (Ma):
123.44
Ending stage:
Aptian
Fraction up in the ending stage:
0.15
Ending date (Ma):
120.17
Depositional setting
Depositional pattern:
Additional Information
long: 7.5 lat: 0
Compiler: