Graig Ddu quarry
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Graig Ddu quarry is a disused slate quarry near Blaenau Ffestiniog, in Gwynedd, North Wales. Although output was only about 3,000 tons a year, it reputedly has 36 saw tables and the same number of dre
Graig Ddu quarry in 2004
Craig Ddu mill level
Abandoned mill buildings, Craig Ddu
The derelict slate storage area at Graig Ddu quarry
Rhiwbach quarry
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Rhiwbach quarry was a slate quarry located to the east of Blaenau Ffestiniog in North Wales. The quarry was a remote site; it was nearly 4 miles to north-east of Duffws, the Festiniog Railway's termin
Graig Ddu quarry
…compressed air drills and winches, derived from steam-powered compressors. Air drills were in use by 1902 at this site, as well as at Oakeley quarry and Rhiwbach quarry. During the First World War, the quarry closed in 1917, after slate quarrying was declared to be a non-essential occupation by the government of the…
The ruins of the engine house and mill at Rhiwbach