Ulster Fireclay Works

Established at Annagher in 1890 by Dan Devlin to work the fireclay found beneath the coal. The clay industry outlasted the collieries it began as a by-product of.

Mines operated

Mine	Region	Years
Coalisland Collieries	County Tyrone	1890–1960

Record created: 24 August 2026 · Last researched: 24 August 2026