285:. Its southernmost slopes (around Cefn Perfedd) are formed in Plateau Beds Formation sandstones and an area in the north-east is underlain by sandstones and mudstones of the Senni Beds Formation. Rock exposures are infrequent − the hill being draped with glacial till and accumulations of peat. The most significant feature is a post-glacial landslip which extends from near the summit of Fan Dringarth down its eastern slopes almost to the
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The hill has the form of a broad ridge aligned south-south-west to north-north-east peaking at an altitude of 632 m. It has a subsidiary top to the north which is known as
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Nuttall, John & Anne (1999). The
Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone.
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and which may be responsible for the name of this subsidiary peak. Craig Cwm-du to the north hosted a small glacier in the ice age.
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and to the east by streams flowing into the Afon
Dringarth, part of which has been impounded directly to the east of the hill as
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and which attains a height of 617 m. Its broad northern ridge is eventually truncated by the cliffs of Craig Cwm-du.
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car park at Blaen Llia (OS grid ref SN 926165) just off the minor road between the villages of
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British
Geological Survey 1:50,000 map sheet 231 'Merthyr Tydfil' & accompanying memoir
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247:. In common with other peaks in the Fforest Fawr uplands it lies within the county of
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The hill is formed largely from sandstones of the
Brownstones Formation of the
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Ordnance Survey
Explorer map OL12 'Brecon Beacons National Park: western area'
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The hill is drained to the west by a number of streams flowing into the
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designated in 2005 in recognition of the area's geological heritage.
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The entire hill is designated as open country so walkers may
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interest are to be found on its flanks including several
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316:though most choose to ascend the hill from the
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328:. This ridge route is also followed by the
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401:images of Fan Llia on Geograph website
350:Dictionary of the Place Names of Wales
146:(the) peak near (the stream called)
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348:Hywel Wyn Owen and Richard Morgan,
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16:Mountain (631.9m) in Powys, Wales
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416:Mountains and hills of Powys
241:Brecon Beacons National Park
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352:(Llandysul, 2007), t. 146.
231:is a subsidiary summit of
51:632 m (2,073 ft)
300:. The hill is within the
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332:long-distance footpath.
261:A number of features of
61:100 m (330 ft)
318:Natural Resources Wales
298:Ystradfellte Reservoir
35:The summit of Fan Llia
302:Fforest Fawr Geopark
143:English translation
118: /
122:51.8561°N 3.5430°W
41:Highest point
279:Old Red Sandstone
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421:Hewitts of Wales
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281:dating from the
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154:Language of name
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127:51.8561; -3.5430
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283:Devonian period
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267:house platforms
239:section of the
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395:External links
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287:Afon Dringarth
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237:Fforest Fawr
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185:Parent range
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330:Beacons Way
125: /
100:Coordinates
67:Parent peak
410:Categories
336:References
326:Heol Senni
220:Landranger
110:51°51′22″N
57:Prominence
294:Afon Llia
164:Geography
113:3°32′35″W
47:Elevation
426:Nuttalls
233:Fan Fawr
229:Fan Llia
212:Topo map
204:SN937186
169:Location
72:Fan Fawr
24:Fan Llia
273:Geology
235:in the
198:OS grid
93:Nuttall
79:Listing
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308:Access
138:Naming
89:Hewitt
249:Powys
245:Wales
177:Wales
173:Powys
158:Welsh
363:ISBN
324:and
148:Llia
85:HuMP
222:160
83:Sub
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217:OS
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