Zimam Tripolitania And Sirte Basin Fm
Period:
Cretaceous
Age Interval:
Province:
Libya
Type Locality and Naming
Column: Tripolitania And Sirte Basin
Lithology and Thickness
Zimam Fm LITHOLOGY= Members: 1. Had limestone, which is comprised of calcarenite to siliceous crystalline limestone, deposited in a shallow-water, low evenergy environment. 2. Upper Tar marl, which is hard, compact dolomites that represent an intertidal to supratidal depositional environment 3. Lower Tar marl. CALIBRATION = 50% Up Santonian. REFERENCE = Chart derived from: USGS Correlation Chart and Columnar Section for Rocks in Libya, 1963. Descriptions from: Hallet, Don: Petroleum Geology of Libya, 2002.
Lithology Pattern:
Shallow-marine marl
Relationships and Distribution
Lower contact
Upper contact
Regional extent
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[19,30],[18,29],[19,28],[20,29],[19,30]]]]}}
Fossils
Age
Age Span:
Beginning stage:
Santonian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
84.68
Ending stage:
Danian
Fraction up in the ending stage:
0
Ending date (Ma):
66.04
Depositional setting
Depositional pattern:
Additional Information
long: 19 lat: 29
Compiler: