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Beaumaris Castle

Gwna Greenschist

  • Metamorphic
  • Schist
  • Proterozoic

Location Details

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Location of Geological Feature
Stone used for rubble masonry in the Castle Walls.
Rock Type
Schist
Geological Age
Proterozoic
Quarry Location
Beaumaris, Anglesey, Wales.
Category
Metamorphic
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 — Gwna Greenschist
Gwna Greenschist at Beaumaris Castle
Gwna Greenschist at Beaumaris Castle (detail 2)
Gwna Greenschist at Beaumaris Castle (detail 3)
    Entry submitted by Ruth Siddall

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