Hirnant Limestone
Stratigraphic range: Hirnantian
~
TypeFormation
Lithology
PrimaryLimestone
Location
Coordinates52°54′N 3°36′W / 52.9°N 3.6°W / 52.9; -3.6
Approximate paleocoordinates38°06′S 16°54′W / 38.1°S 16.9°W / -38.1; -16.9
CountryEngland, Wales
Hirnant Limestone is located in the United Kingdom
Hirnant Limestone
Hirnant Limestone
Hirnant Limestone (the United Kingdom)
Hirnant Limestone is located in Wales
Hirnant Limestone
Hirnant Limestone
Hirnant Limestone (Wales)

The Hirnant Limestone is an old name for a geologic formation in England and Wales, defining the Hirnantian. It preserves fossils dating back to the Ordovician period.[1] It is now classified as the Hirnant Limestone Member of the Foel Y Ddinas Mudstones Formation.[2]

See also

References

Further reading

  • J. T. Temple. 1965. Upper Ordovician-Brachiopods from Poland and Britain. Acta Paleontologica Polonica 10:379-450
  • J. W. Salter (5 May 1867). "Bala and Hirnant Limestone". Geological Magazine. Vol. 4, no. 3. pp. 233–234. doi:10.1017/S0016756800204548.
  • Adam Sedgwick (1848). On the older Palaeozoic (protozoic) rocks of North Wales in Proc.Geol.Soc, London, Vol.4.
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