CWMGWRACH COLLIERY Near Glyn-neath, Vale of Neath Cwmgwrach Colliery was opened in 1898 by Empire Collieries Ltd. It produced Anthracite, Steam and Manufacturing coals mainly from the Six-Feet, Nine-Feet, upper Four-Feet and Bluers seams. There is a long and sometimes confusing mining history in this area, the opening-up of the … Continue reading Cwmgwrach Colliery