Summit Feature: Also recorded on OS maps as Mynydd Twyn-glas.
Classification: Hill Trigpoint, Befour, Britfour, Clem, Hump, Marilyn, Pedwar, P30 Tump.
OS Grid Ref: ST260978 (10 figure Grid Ref: ST2600097841).
UK Area: 32 - Neath to Chepstow (OS Maps 1:50k 171. 1:25k 152.)
Latitude: 51.67445, Longitude: -3.07154, Height: 473 metres (1552 feet)
Prominence: 255 metres (837 feet)
Unique Waypoint POI Name: 0472.P (DoBIH Hill ID: 2292)
Associated Trigpoint:
TP4391 'Mynydd Maen S2978' Grid Ref: ST2599597811 Separation: 30m from Hill grid ref.
External Links for Mynydd Maen:
-GeoHack link...
-OS Map Bing link...
-Google Map link...
-Geograph link...
-Mynydd Maen on hill-bagging.co.uk...
-Mynydd Maen S2978 on trigpointinguk.com...
Data courtesy of Myrddyn Phillips and Aled Williams
Selected mapping: Google or Bing / Ordnance Survey
:Fundamental Benchmark | :Nearby Hill | :Nearby Trigpoint | : mouseover
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Pt. 415.6m (3.7km)Twmbarlwm (5.4km)Mynydd Pen y Fan (8.1km)Mynydd Garn Clochdy (8.8km)Twyn yr Hyddod (14.1km)Cefn y Brithdir (15.4km)Pt. 413m (15.9km)Pen Garn Bugail (16.9km)Bryn Serth (17.2km)Mynydd Rhymni (17.4km)
Adrian Alex C Andrew Brown Anton Areluctant-triggeR Carole Chalky1953 Chris Pearson Chris Upson chriswatson Colin Crawford David Kershaw Des Taylor doddy dubmill Dugswell2 gerrybowes glynspencer GordonAdshead Griefmiester hillybilly iaindbrown Ian Baines Jim.Fothergill jonglew kasharic79 lauratheexplorer liz m malky_c Margaret micks trigs ngthack Nick Wakelam nordicstar NormanW oakesave outlawcatcher PM rhalstead rhayader_wanderer rhw RichTea russ russie Sprog SteveG stevent0809 StigoftheNest Ted Richards tgrs thenomad timbo Tony J Tundraboy underhill
Total = 1 Fundamental Benchmark in
Data courtesy of Myrddyn Phillips and Aled Williams