Cofnod Safle

NPRN67390

Cyfeirnod MapSO21SE

Cyfeirnod GridSO2572010410

Awdurdod Unedol (Lleol)Torfaen

Hen SirSir Fynwy

CymunedBlaenavon

Math O SaflePWLL

CyfnodÔl-Ganoloesol

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Disgrifiad

A line of 4 steep-sided pits covering an area approximately 15m NE-SW by 20m. Caused by subsidence of early C19 ironstone workings.