Small independent working abutting Vaynol land.*
Publications (3)
- 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; 0863815564
- Richards, Alun John, (2002); Fragments of Mine & Mill in Wales; pp.35 ; Gwasg Carreg Gwalch; 0863818129
Vaynol - 333m- Chwarel Isaf - 509m
- Fronhyfryd - 529m
- Ladas - 580m
- Glynrhonwy - Bomb Store - 643m
- Chwarel Goch - 741m
- Lloc - 809m
- Goodmans - 886m
- Frondirion - 1,037m
- Alltwen - 1,053m
- Glynrhonwy Lower - 1,203m
- Pen Llyn - 1,407m
- Cambrian - 1,434m
- Vivian - 1,475m
- Glynrhonwy Upper - 1,485m
- National Slate Museum - 1,583m
- Allt Ddu - 1,690m
- Cook & Ddol - 1,732m
- Caerbanciau - 1,750m
- Glan Dinorwig (works) - 1,772m
- Twll Goch - 1,801m
- Bwlch y Groes - 1,874m
