113Newman, Conor. Tara: An Archaeological Survey. Dublin: Royal Irish Academy for the Discovery Programme, 1997, pp. 148-50.
Newman believes it likely the Lia Fáil was brought to Tara from Newry. "It is... of a coarse white granite, more likely to have been quarried from a bedrock source than to have been found nearby as a glacial erratic. The nearest known bedrock sources are near Newry in County Down."