Small underground working with collapsed adit with nearby building.*
Forestry has now largely obscured the site.
The site operated as a small underground working from 1812 through to the late 1870s, though activity was intermittent throughout this period. At its most productive, the workforce numbered around ten men.
Publications (3)
- Jones, Gwynfor P., Richards, Alun J. (2004); Cwm Gwyrfai; pp.202-204; Gwasg Carreg Gwalch ISBN 0-86381-897-8
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
- Richards, Alun John, (1999); The Slate Regions of North and Mid Wales and their Railways; Gwasg Carreg Gwalch; 0863815887
