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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.〔(Countryside Council for Wales website (Natural Resources Wales since 2013); ) accessdate: 30 December 2013〕 The site has an area of 26.49 hectares and is managed by Natural Resources Wales. ==Type and features== 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: # 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. # Arenig-Llanvirn (Ordovician) rocks exposed in inland outcrops, coastal cliffs and on the foreshore. # Caledonian structures (folds and fractures) exposed in coastal cliffs. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Llanbadrig - Dinas Gynfor」の詳細全文を読む スポンサード リンク
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