Mardy Colliery (original) (raw)

Maerdy Colliery was a coal mine located in the South Wales village of Maerdy (Welsh: Y Maerdy), in the Rhondda Valley, located in the county borough of Rhondda Cynon Taf, and within the historic county boundaries of Glamorgan, Wales. Opened in 1875, it closed in December 1990.