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Caernarfon Castle

Hornblende Granite

  • Igneous
  • Granodiorite
  • Caledonian

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

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Just found Hornblende Granite in Caernarfon Castle.

Caledonian granodiorite, quarried at Castlewellan, Co. Down, Northern Ireland or Dalbeattie, Dumfries & Galloway, Scotland. Nearest stop: Bangor.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/3156-caernarfon-castle/

Location Details

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Location of Geological Feature
Victorian restorations on the quayside facade.
Rock Type
Granodiorite
Geological Age
Caledonian
Quarry Location
Castlewellan, Co. Down, Northern Ireland or Dalbeattie, Dumfries & Galloway, Scotland
Category
Igneous
Nearest station
Bangor
Address
Castle Ditch LL55 2AY
Date of build
19th Century
Caernarfon Castle — Hornblende Granite
Hornblende Granite at Caernarfon Castle
Hornblende Granite at Caernarfon Castle (detail 2)
Hornblende Granite at Caernarfon Castle (detail 3)
    Entry submitted by Ruth Siddall

More stone at Caernarfon Castle

  • Anglesey Grits
  • Penmon Limestone

Nearby

The closest other recorded buildings.

  • County HallPenmon Limestone70 m · about 1 min walk
  • The Water GateClwyd Limestone80 m · about 1 min walk
  • Castle DitchPenmon Limestone80 m · about 1 min walk
  • Caernarfon Castle BridgeBlaenau Ffestiniog Slate90 m · about 1 min walk
  • 8, Shirehall StreetPenmaenmawr Granodiorite90 m · about 1 min walk
  • Masonic HallHelsby Sandstone110 m · about 2 min walk

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Funding, sponsorship and supporting institutions

  • Marelambis Ltd.
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  • 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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