1. Late 19th century, former powerhouse building, stone walls quoins and dressings.

2. Aisled interior, clock tower on roof; currently in poor condition due to several fires.
Site visited B.A.Malaws, 18 February 2000.

3. Forms part of Morfa Copperworks complex (NPRN 34104), which includes a laboratory (NPRN 34124), rolling shed (NPRN 34123), and office block (300185).
J Hill 23.10.2003