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Newborough House (Dental Surgery)

Llanbedrog Porphyry

  • Igneous
  • Felsite
  • Ordovician

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

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Just found Llanbedrog Porphyry in Newborough House (Dental Surgery).

Ordovician felsite, quarried at Llanbedrog, Gwynedd, Wales. Nearest stop: Pwllheli.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/3900-newborough-house-dental-surgery/

Location Details

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Location of Geological Feature
Main building stone. A porphyritic felsite.
Rock Type
Felsite
Geological Age
Ordovician
Quarry Location
Llanbedrog, Gwynedd, Wales
Category
Igneous
Nearest station
Pwllheli
Address
6, Penlan Street LL53 5DH
Date of build
19th Century
Find out more
Stone identified by the Welsh Stone Forum
Newborough House (Dental Surgery) — Llanbedrog Porphyry
Llanbedrog Porphyry at Newborough House (Dental Surgery)
Llanbedrog Porphyry at Newborough House (Dental Surgery) (detail 2)
Llanbedrog Porphyry at Newborough House (Dental Surgery) (detail 3)
    Entry submitted by Ruth Siddall

Nearby

The closest other recorded buildings.

  • HSBC BankGwespyr Sandstone10 m · about 1 min walk
  • Old Town HallPwllheli Microgabbro20 m · about 1 min walk
  • Principality Building SocietyLarvikite: Blue Pearl30 m · about 1 min walk
  • Tabernacle (Aesthetic Arte)Pwllheli Microgabbro80 m · about 1 min walk
  • Penlan StreetPwllheli Microgabbro90 m · about 1 min walk
  • Oriel-y-Mor TonnauPwllheli Microgabbro100 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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