Braich Goch Slate Quarry Ltd

Formed in 1859 when the Birley family purchased the lease to Braich Goch, going on to absorb the neighbouring Gaewern quarry in 1880 and working the combined mine through its Victorian peak.

Mines operated

Mine	Region	Years
Braichgoch Slate Mine	Gwynedd	1859–1906

Record created: 30 August 2026 · Last researched: 30 August 2026