Melania Fm
Period:
Cretaceous
Age Interval:
Hauterivian – early Barremian
Province:
Offshore and Coastal Region (Gabon-Congo-Angola)
Type Locality and Naming
Offshore South Gabon (General)
Synonym:
Lithology and Thickness
Lower part is the Lucina Mbr (Hauterivian?) of sandy claystone. Middle part is the M’Bya Mbr (early Barremian) of clayey sandstone. Upper part is the “Melania lacustrine shale” (mid-Barremian) of claystone
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
Upper contact
Regional extent
Offshore South Gabon (General)
GeoJSON
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Fossils
Age
Hauterivian (uncertain) to middle Barremian
Age Span:
Beginning stage:
Hauterivian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
132.60
Ending stage:
Barremian
Fraction up in the ending stage:
0.6
Ending date (Ma):
123.44
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Rebecca Bobick (and Jim Ogg), modified from Figure in Brownfield, M.E. and Charpentier, R.R., "Geology and Total Petroleum Systems of the West-Central Coastal Province (7203), West Africa", US Geological Survey Bulletin 2207-B