Melincryddan copper works was located above the east side of the river Neath, alongside the Cryddan brook.
With origins in the late seventeenth century, it was probably out of use and destroyed by the time of the first edition OS map.

see Elis Jenkins (ed) 'Neath and District: A symposium' (Neath 1974), pp.122-42

David Leighton, RCAHMW, 17 January 2008