The final colliery, Prince of Wales Colliery, closed in 2002. Coal was provided by train from the Point of Ayr undersea colliery. Alexander Milburn worked as a coal cutter at the nearby colliery. An explosion killed 92 miners at the Baltimore Colliery in Wilkes-Barre. Debswana operates the nearby Morupule Colliery to supply coal to it. The pier was at the end of a narrow gauge tramway from a colliery. They decided to build a railway between the colliery and the River Wear. Two are preserved, one at the Racecourse Colliery and Brook Shaft. He then worked at Glapwell colliery near Chesterfield. The mine worked seams further north than those worked by Ness Colliery. It had previously been linked underground to nearby Pleasley Colliery. It was intended to work on the Wylam Colliery near Newcastle upon Tyne. Enhance Place Colliery near Lithgow, NSW. Neston once had a distinctive dialect derived from the migrant workers at the Denhall Colliery.