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Beaumaris Castle

Anglesey Grits

  • Sedimentary
  • Grit - Conglomerate
  • Lower Carboniferous

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

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Just found Anglesey Grits in Beaumaris Castle.

Lower Carboniferous grit - conglomerate, quarried at Vaynol Park, Gwynedd & 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/3485-beaumaris-castle/

Location Details

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Location of Geological Feature
Stone used for rubble masonry in the Castle Walls.
Rock Type
Grit - Conglomerate
Geological Age
Lower Carboniferous
Quarry Location
Vaynol Park, Gwynedd & 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 — Anglesey Grits
Anglesey Grits at Beaumaris Castle
Anglesey Grits at Beaumaris Castle (detail 2)
Anglesey Grits at Beaumaris Castle (detail 3)
    Entry submitted by Ruth Siddall

More stone at Beaumaris Castle

  • Brown Penmon Limestone
  • Gwna Greenschist

Nearby

The closest other recorded buildings.

  • Our Lady Queen of MartyrsCefn Sandstone120 m · about 2 min walk
  • 1, Rating RowPenmon Limestone140 m · about 2 min walk
  • The Bulkeley HotelPenmon Limestone190 m · about 3 min walk
  • Castle StreetAnglesey Grits210 m · about 3 min walk
  • Eisteddfod CirclePenmon Limestone210 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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