Rio Dande Kwanza Basin Onshore Fm
Period:
Cretaceous
Age Interval:
Province:
Kwanza Basin, Angola
Type Locality and Naming
Column: Kwanza Basin Onshore
Lithology and Thickness
Rio Dande Fm:
LITHOLOGY = Shale with interbeds of calcite-cemented sandstone and siltstone
CALIBRATION = 75% up in the Paleocene.
REFERENCE = Brownfield, M.E. and Charpentier, R.R., "Geology and Total Petroleum Systems of the West-Central Coastal Province (7203), West Africa", US Geological Survery Bulletin 2207-B
LITHOLOGY = Shale with interbeds of calcite-cemented sandstone and siltstone
CALIBRATION = 75% up in the Paleocene.
REFERENCE = Brownfield, M.E. and Charpentier, R.R., "Geology and Total Petroleum Systems of the West-Central Coastal Province (7203), West Africa", US Geological Survery Bulletin 2207-B
Lithology Pattern:
Sandy limestone
Relationships and Distribution
Lower contact
Upper contact
Regional extent
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[14.6,-7.3],[13.6,-8.3],[14.6,-9.3],[15.6,-8.3],[14.6,-7.3]]]]}}
Fossils
Age
Age Span:
Beginning stage:
Maastrichtian
Fraction up in beginning stage:
0.54
Beginning date (Ma):
68.84
Ending stage:
Ypresian
Fraction up in the ending stage:
0
Ending date (Ma):
56.00
Depositional setting
Depositional pattern:
Additional Information
long: 14.6 lat: -8.3
Compiler: