Marked only on the 1914 ed. of the OS 6-inch map, and situated towards the top of the E-facing slope of a NNE-SSW ridge at its N end. A natural shelf of rock outcrop (H 1.2m) with a small wooden cross where a commemorative Mass was celebrated on the last Sunday of August up to the 1980s. (Coyle 1994, 17-19)
122683,OF05054,MARO,OF008-068—-,OFFALY,ERRY (Maryborough),R182800,627117,730982,53.328394230000001,-7.592926810000000,Mass-rock,Not indicated,’Ballinough Big Rock’,https://heritagedata.maps.arcgis.com/apps/webappviewer/index.html?id=0c9eb9575b544081b0d296436d8f60f8&query=18a4b61b268-layer-9%2CSMRS%2COF008-068—-,Located on high ground with good views in all directions. Large natural rock outcrop marked on OS 25-inch map as ‘Ballinough Big Rock’ which was used during penal times as a mass rock.

Monument Type: Mass-rock

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