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Stela

Gyrn Ddu Porphyry

  • Igneous
  • Porphyry
  • Ordovician

Location Details

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Location of Geological Feature
An early Christian inscribed stone, set into the wall in front of the west door of the church.
Rock Type
Porphyry
Geological Age
Ordovician
Quarry Location
Tan-y-Craig, Clynnog, Gwynedd, North Wales
Category
Igneous
Nearest station
Bangor
Address
3 Erw Sant, Llanaelhearn LL54 5AS
Date of build
5th Century
Find out more
Stone identified by Ruth Siddall
Stela — Gyrn Ddu Porphyry
Gyrn Ddu Porphyry at Stela
    Entry submitted by Ruth Siddall

Nearby

The closest other recorded buildings.