Sugar Loaf railway station Sugar Loaf railway station Sugar Loaf railway station is a railway station in Powys, Wales, and is the most geographically remote station on the Heart of Wales Line. It is located one mile to the north-east of a small but prominent knoll known as Sugar Loaf, around which the A483 road loops. The line through here was opened by the Central Wales Extension Railway in 1868; the station was closed to passengers in 1965 but subsequently reopened to traffic in 1984. This station is a request stop used mainly by trekkers and cyclists, since it is the nearest stop to
Sugar Loaf, Monmouthshire the early part of the Devonian Period. Its lower slopes (up to around are composed of mudstones and sandstones assigned to the Senni Formation whilst its upper reaches are composed of the more sandstone-rich sequence known as the Brownstones Formation. The very summit of Sugar Loaf is formed from sandstones of the Quartz Conglomerate Group which are of late Devonian age. There are a number of landslips on its flanks which are believed to date from early post-glacial times. The former Usk Valley glacier divided to north and south of it as it travelled eastwards, though the mountain itself is