Ratgoed quarry
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Ratgoed quarry was the northernmost of the slate quarries served by the Corris Railway. It is one mile north of Aberllefenni in Gwynedd, Mid Wales, on the western side of Mynydd Llwydiarth. The quarry
The waste tips of Ratgoed quarry in 2018
The Narrow Vein Mudstone Formation is an Ordovician lithostratigraphic group in Mid Wales. The rock of the formation is silty, homogeneous or finely-laminated mudstone. It generally a medium blue colo
Ratgoed quarry
…Corris Railway. It is one mile north of Aberllefenni in Gwynedd, Mid Wales, on the western side of Mynydd Llwydiarth. The quarry primarily worked the Narrow Vein, though it also produced some Broad Vein slates. The original workings at Alltgoed Quarry date back to before 1844 when a quarter share of the quarry…
The Aberllefenni Quarry showing the main working of the Narrow Vein