A low, rectangular stone rising just 1.2 metres from the ground on a gentle eastward slope might not arrest the eye at first glance, but the standing stone at Ráth Na Mbiníneach carries a quiet particularity. Its cross-section is notably rectangular rather than the more typical rounded or irregular form, measuring 0.7 metres by 0.35 metres, and it is oriented along a northeast to southwest axis. The top has been damaged at some point, so whatever original profile it once presented is now lost. Sea cliffs lie roughly 240 metres to the southeast, meaning this stone has spent its existence overlooking, at a remove, the edge of the land.

Standing stones are among the most common yet least understood monument types in the Irish landscape. Erected most often during the Bronze Age, they may have served as boundary markers, ritual focal points, or aids to astronomical observation, though none of these explanations fits every example and few have been conclusively demonstrated for individual stones. What adds a layer of interest at Ráth Na Mbiníneach is the presence of a second possible standing stone approximately 200 metres to the west, catalogued separately. Whether the two were ever intended to work in relation to one another, marking a route, an alignment, or a territory, remains an open question. The slight qualification attached to the western stone, described as a possible example rather than a confirmed one, reflects how difficult it can be to distinguish an intentionally placed prehistoric monument from a lump of fieldstone cleared from the ground at some later agricultural moment.