Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Oakeley slate quarry, photograph
unknown
(photographer)
The quarrying of large slabs of slate involves channelling across the chamber by means of numerous parallel bore holes and then cutting a free side. This takes advantage of joints and cleavage planes to dislodge blocks of convenient size. Candles are used for illumination.
Pwnc
Diwydiant
Rhif yr Eitem
52.465/33
Historical Associations
Association Type: Slate company
Dyddiad: 1949
Lle: Oakeley slate quarries
Creu/Cynhyrchu
Derbyniad
donation
Mesuriadau
Meithder
(mm): 305
Lled
(mm): 253
Deunydd
papur
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.