Large quarry with extensive underground workings. Surface features mostly lost in forestry.***
External Links
Publications (16)
- (1988); CATMHS - Trip Report Easter - Easter Wales Meet; 2 pages
- (1988); CATMHS - Trip Report Easter2 - Easter Wales Meet2; 2 pages
- (1995); CATMHS - Newsletter 041-January; 33 pages
- (1995); CATMHS - Newsletter 043-July; 48 pages
- (2001); CATMHS - Newsletter 063-April; 39 pages
- (2002); CATMHS - Newsletter 068-July; 23 pages
- (2003); CATMHS - Newsletter 071-May; 29 pages
- (2003); CATMHS - Newsletter 073-November; 26 pages
- (2005); CATMHS - Newsletter 078-February; 34 pages
- Anon; Bryneglwys Plan; 1 pages
- France, Stuart (2015); Bryneglwys Risk Assesment; 8 pages
- Holmes, Alan (1986); Slates from Abergynolwyn
- Hughes, Simon J.S. (2006); Miner's Lot, The - Version 2; 13 pages
- le Neve Foster, C. (1896); Mines & Quarries Report-North Wales; 57 pages
- M.Loyd?; Bryneglwys Quarries; 1 pages
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968