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Porto Bardia Formation
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Porto Bardia Fm base reconstruction

Porto Bardia Fm


Period: 
Neogene

Age Interval: 
Burdigalian – Langhian, Lb3


Province: 
Libya

Type Locality and Naming

Column: Cyrenaica Basin

Synonym:


Lithology and Thickness

Sandy limestone


Lithology Pattern: 
Sandy limestone


Relationships and Distribution

Lower contact

Regionally, the schematic strat column indicates the next older unit as Beddahach Fm

Upper contact

Regionally, the schematic strat column indicates the next younger unit as Maalegh Fm

Regional extent


GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[16.77,28.92],[17.75,23.9],[18.77,23.18],[19.83,23.81],[20.54,23.72],[21.92,24.26],[23.03,26.98],[23.27,30.13],[21.58,30.61],[20.73,31.1],[20.43,32.4],[20.36,33.26],[19.37,33.11],[18.07,33.46],[18.09,34.15],[17.64,35.35],[16.6,34.88],[14.9,33.89],[13.92,32.67],[15.59,31.26],[15,30.64],[16.77,28.92]]]]}}

Fossils


Age 

Burdigalian – Langhian

Age Span: 

    Beginning stage: 
Burdigalian

    Fraction up in beginning stage: 
0.5

    Beginning date (Ma): 
18.22

    Ending stage: 
Langhian

    Fraction up in the ending stage: 
0.5

    Ending date (Ma):  
14.91

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

Chart derived from: USGS Correlation Chart and Columnar Section for Rocks in Libya, 1963. Descriptions from: Hallet, Don: Petroleum Geology of Libya, 2002.