Aber Mawr Formation

The Aber Mawr Formation is a geological formation in Wales. It preserves fossils dating back to the Arenig Series of the Ordovician period.[1]

Aber Mawr Formation
Stratigraphic range: Arenig
TypeGeological formation
UnderliesPorth Lauog Formation
Thickness>215 m (705 ft)
Lithology
PrimaryMudstone
OtherTuff, debrite
Location
CountryWales
ExtentRamsey Island
Type section
Named forAber Mawr Bay, Ramsey Island

See also

References

  1. British Geological Survey. "Aber Mawr Formation". BGS Lexicon of Named Rock Units. Retrieved 3 November 2018.


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