Brynmally Colliery was sunk in 1770 and in 1849 was owned by Thomas Clayton and Co. The colliery was the property of Thomas Clayton with Mr. Frederick Hutchinson as the certificated manager of the Pendwill [more]

Bersham Colliery was a located near Rhostyllen. The mine accessed seams found in the Denbighshire Coalfield. 19th century When the colliery first opened it was named Glan-yr-afon Colliery. Operated by Bersham Coal Company, the first [more]

Black Park Colliery was believed to be one of the oldest collieries in North Wales, thought to date back to at least 1653. It extracted coal from the following seams; Main, Two Yard, Yard and [more]