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Karim Formation
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Karim Fm base reconstruction

Karim Fm


Period: 
Cambrian

Age Interval: 
Early Cambrian (Fortunian and Cambrian Stage 2), On1


Province: 
Oman

Type Locality and Naming

Column: Oman Subsurface; Lowermost formation in Nimir Gr

Synonym:


Lithology and Thickness

Sandstone.


Lithology Pattern: 
Sandstone


Relationships and Distribution

Lower contact

Regionally, the schematic strat column indicates the next older unit as Ara Gr

Upper contact

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

Regional extent


GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[56.61,25.9],[56.59,25.95],[56.42,24.85],[57.05,24.04],[57.72,23.77],[58.58,23.65],[59.12,22.75],[59.82,22.49],[58.59,21.81],[57.69,19.59],[56.82,18.86],[56.45,18.02],[55.52,17.84],[54.9,16.95],[54.31,17.09],[53.35,16.9],[53.71,16.37],[55.1,16.58],[57.6,17.33],[58.17,17.22],[58.18,18.81],[60.41,21.35],[60.22,22.98],[56.61,25.9]]]]}}

Fossils


Age 

Early Cambrian (late Fortunian to early Cambrian Stage 2)

Age Span: 

    Beginning stage: 
Fortunian

    Fraction up in beginning stage: 
0.5

    Beginning date (Ma): 
533.90

    Ending stage: 
Cambrian Stage 2

    Fraction up in the ending stage: 
0.5

    Ending date (Ma):  
525.00

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

From Forbes, G.A., Hansen, H.S.M., and Shreurs, J., 2010. Lexicon of Oman: Subsurface Stratigraphy. Gulf Petrolink, 371 pp. (plus enclosures and CD); and Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13. no. 4