Gyrn Ddu
Gyrn Ddu is the 5389th highest peak in the British Isles and the 457th tallest in Wales
Elevation
522.1 m (1713 ft)
Prominence
386.0 m (1266 ft)
Survey method
Obvious summit/Trimble GeoXH 6000
Features
Cairn
Category
- Marilyn
- Dewey
Nearest town
OS map sheets
OS50: 115 (Snowdon & Caernarfon)OS50: 123 (Lleyn Peninsula)
OS25: 254 (Lleyn Peninsula East / Pen Llyn Ardal Ddwreiniol)