Llanbadrig - Dinas Gynfor

Llanbadrig - Dinas Gynfor is a Site of Special Scientific Interest (or SSSI) in Anglesey, North Wales. It has been designated as a Site of Special Scientific Interest since January 1957 in an attempt to protect its fragile geological elements.[1] The site has an area of 26.49 hectares and is managed by Natural Resources Wales.

Llanbadrig - Dinas Gynfor
Site of Special Scientific Interest
Llanbadrig - Dinas Gynfor is located in Wales
Llanbadrig - Dinas Gynfor
Location within Wales
LocationWest Gwynedd
Grid referenceSH3913595086
Coordinates53°25′41″N 4°25′21″W / 53.427956°N 4.4226316°W / 53.427956; -4.4226316
InterestGeological
Area26.49 ha
Notification1957

Type and features

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This site is designated because of its geological qualities. In Wales, geological sites range from quarries to rocky outcrops and massive sea-cliffs. 30% of SSSIs in Wales are notified for geological and geomorphological features. This site has 3 special features:[2]

  1. Precambrian rocks exposed in disused quarries, coastal cliffs and on the foreshore. The rocks around Llanbadrig are some of the oldest found in southern Britain: formed 570 million years ago.
  2. Arenig-Llanvirn (Ordovician) rocks exposed in inland outcrops, coastal cliffs and on the foreshore.
  3. Caledonian structures (folds and fractures) exposed in coastal cliffs.

See also

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References

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  1. ^ Countryside Council for Wales website (Natural Resources Wales since 2013); Archived 2014-01-01 at the Wayback Machine accessdate: 30 December 2013
  2. ^ "Cyngor Cefn Gwlad Cymru". Angleseynature.co.uk. Retrieved 17 March 2014.
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