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St Aelhearn's Church

Caergribin Felsite

  • Igneous
  • Felsite
  • Ordovician

This stone is older than it looks. Send it to someone five minutes away.

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Just found Caergribin Felsite in St Aelhearn's Church.

Ordovician felsite, quarried at Tre'r Ceiri, Llyn Peninsula, Gwynedd, North wales. Nearest stop: Bangor.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/4065-st-aelhearn-s-church/

Location Details

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Location of Geological Feature
A component of the rubble masonry of the church. Pink weathering felsites are sourced from various intrusions around Llanaelhearn. The nearest is at Tre'r Ceiri.
Rock Type
Felsite
Geological Age
Ordovician
Quarry Location
Tre'r Ceiri, Llyn Peninsula, Gwynedd, North wales
Category
Igneous
Nearest station
Bangor
Address
3 Erw Sant, Llanaelhearn LL54 5AS
Date of build
12th & 17th Centuries
Find out more
Stone identified by Ruth Siddall
St Aelhearn's Church — Caergribin Felsite
Caergribin Felsite at St Aelhearn's Church
Caergribin Felsite at St Aelhearn's Church (detail 2)
    Entry submitted by Ruth Siddall

More stone at St Aelhearn's Church

  • Anglesey Grits
  • Gyrn Ddu Porphyry
  • Trefor Granodiorite

Nearby

The closest other recorded buildings.

  • St Mary's Church LlanaelhaearnCambrian Slate10 m · about 1 min walk
  • GravestonesHeather Slate10 m · about 1 min walk
  • StelaGyrn Ddu Porphyry20 m · about 1 min walk
  • Hughes MemorialLarvikite20 m · about 1 min walk
  • Inscribed StoneGyrn Ddu Porphyry20 m · about 1 min walk
  • Capel BabellFelsite120 m · about 2 min walk

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Funding, sponsorship and supporting institutions

  • Marelambis Ltd.
  • University College London
  • Petroleum Exploration Society of Great Britain
  • Geologists' Association Curry Fund
  • Geoscience Wales
  • The Geological Society
  • London Geodiversity Partnership

With donations from individuals in the oil and gas industry who wish to remain anonymous.

Building stone data by Ruth Siddall, Dave Wallis and contributors. Project founded by Dave Wallis.

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