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Beaumaris Castle

Brown Penmon Limestone

  • Sedimentary
  • Limestone
  • Asbian, Lower Carboniferous

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

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Just found Brown Penmon Limestone in Beaumaris Castle.

Asbian, Lower Carboniferous limestone, quarried at Penmon, Anglesey, Wales. Nearest stop: Llanfairpwllgwyngyll.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/3484-beaumaris-castle/

Location Details

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Location of Geological Feature
Stone used for rubble masonry in the Castle Walls.
Fossils
Rugose corals, Productid brachiopods
Rock Type
Limestone
Geological Age
Asbian, Lower Carboniferous
Quarry Location
Penmon, Anglesey, Wales
Category
Sedimentary
Nearest station
Llanfairpwllgwyngyll
Address
Castle Street LL58 8AP
Building architect
James of St George
Date of build
13th Century
Find out more
Stone identified by Ruth Siddall
Beaumaris Castle — Brown Penmon Limestone
Brown Penmon Limestone at Beaumaris Castle
Brown Penmon Limestone at Beaumaris Castle (detail 2)
    Entry submitted by Ruth Siddall

More stone at Beaumaris Castle

  • Anglesey Grits
  • Gwna Greenschist

Nearby

The closest other recorded buildings.

  • 1, Rating RowAnglesey Grits130 m · about 2 min walk
  • Our Lady Queen of MartyrsCefn Sandstone130 m · about 2 min walk
  • The Bulkeley HotelPenmon Limestone180 m · about 3 min walk
  • Eisteddfod CirclePenmon Limestone180 m · about 3 min walk
  • Castle StreetAnglesey Grits200 m · about 3 min walk
  • Beaumaris War MemorialRustenburg Bon Accord250 m · about 4 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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