A public record of the stone in your built environmentExplore the mapBrowse all locationsFor researchersAbout the project
London Pavement Geology — home
Submit a location

Now extended for the rest of the UK

  • Explore
    • Map of all sites
    • Search Locations
  • Browse
  • Submit a Location
  • About
    • About this project
    • Project History
    • Further Reading
    • Useful Links
    • Mobile App
  • Contact

Categories

AllIgneousMetamorphicSedimentaryFossilStructure
 
 
 

Home/Explore the map/Browse A–Z: F

Former St Beuno's Hotel

Trefor Granodiorite

  • Igneous
  • Granite
  • 450 Ma

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

  • WhatsApp (opens in a new tab)
  • Bluesky (opens in a new tab)
  • X (opens in a new tab)
  • Facebook (opens in a new tab)
  • Email

See the message

Just found Trefor Granodiorite in Former St Beuno's Hotel.

450 Ma granite, quarried at Trefor, Lleyn Peninsula, North Wales, UK. Nearest stop: Bangor.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/4078-former-st-beuno-s-hotel/

Location Details

Back to Map

Location of Geological Feature
Planters around the garden are made from blocks from which circular curling stones have been cut.
Rock Type
Granite
Geological Age
450 Ma
Quarry Location
Trefor, Lleyn Peninsula, North Wales, UK.
Category
Igneous
Nearest station
Bangor
Address
Clynnog-Fawr LL54 5PB
Date of build
20th Century
Find out more
Stone identified by Ruth Siddall
Former St Beuno's Hotel — Trefor Granodiorite
Trefor Granodiorite at Former St Beuno's Hotel
Trefor Granodiorite at Former St Beuno's Hotel (detail 2)
Trefor Granodiorite at Former St Beuno's Hotel (detail 3)
    Entry submitted by Ruth Siddall

Nearby

The closest other recorded buildings.

  • Ebenezer Thomas's GravestonePenmon Marble80 m · about 1 min walk
  • St Beuno's ChurchKinnerton Mottled Sandstone90 m · about 1 min walk
  • St Beuno's BoulderGlacial Erratic90 m · about 1 min walk
  • Margaret Jones's GravestoneVanevik Granite90 m · about 1 min walk
  • SundialGyrn Ddu Porphyry130 m · about 2 min walk
  • Bachwen DolmenPadarn Tuff810 m · about 13 min walk

Suggest an Edit


London Pavement Geology

A public record of the stone in your built environment.

Like the site? Buy us a coffee

Explore

Map of all sitesSearch locationsBrowse every location

Contribute

Submit a locationContact us

About

About this projectProject historyFurther readingUseful links

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.

Privacy policyCookie policyTerms© 2026 London Pavement GeologyWeb design by Livetech

We would like to use Google Analytics to see which pages people find useful. It sets cookies in your browser, so we only do it if you say yes. Nothing about you is identified individually. What we use and why.