geo.wikisort.org - Mountains

Pen y Boncyn Trefeilw is a subsidiary summit of Cyrniau Nod in north east Wales. It forms a part of the Berwyn range called the Hirnantau. It has two tops: Stac Rhos and Pen y Cerrig Duon. Pen y Cerrig Duon is now listed as a deleted Nuttall due to re-surveying.

Pen y Boncyn Trefeilw
Pen y Boncyn Trefeilw from Foel y Geifr
Highest point
Elevation	646 m (2,119 ft)
Prominence	57 m (187 ft)
Listing	Hewitt, Nuttall
Naming
Language of name	Welsh
Geography
Location	Gwynedd, Wales
Parent range	Berwyn range
Topo map	OS Landranger 125

Listed summits of Pen y Boncyn Trefeilw
Name	Grid ref	Height	Status
Stac Rhos	SJ085335	630 metres (2,067 ft)	sub Hewitt, Nuttall

The views from the summit are extensive, if unremarkable due to the featureless, flat moorland surroundings. The summit is marked by a small cairn, is which located only a few metres from a track road that continues on to the pass between Cyrniau Nod and Y Groes Fagl.[1]

References

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