The ancient opencast mine of Twll y mwyn (transl.: “mine pit” or “hole”) was re-
The mine lies at the north end of the powerful Darren Lode, and during the 19th century
this part of the vein was re-
The site was surveyed and excavated by the EMRG in June 2005 (Timberlake, 2006.) This returned Bronze Age dates from the edge of the opencast working.
This website was made possible by a grant from the Cambrian Archaeology Association
Survey of Twll y mwyn showing 2005 trenches. excavation trenches
Distant view of Twll y mwyn from Darren Iron Age hill fort and open cut mine workings.
Hammer stones from excavation trench (B1) at Twll y mwyn.