Penitential stations were sites of devotional practice, typically circuits walked barefoot or on knees, prayers recited, and penances performed at fixed points around a sacred landscape. This one is easy to overlook: a low square spread of stones roughly three metres across in each direction, a few upright slabs of modest height, and a large quartz boulder set atop an earthen mound some eight and a half metres from the tallest standing stone. Quartz held particular significance in Irish sacred geography, recurring at holy wells and burial monuments alike, and its presence here is unlikely to be accidental.

The arrangement at Cullomane brings together several distinct elements. The largest standing stone, a thin upright slab around 1.2 metres tall, anchors the south-eastern end of the stone spread. To its south-west sit two further uprights, one roughly cut and barely half a metre high, the other a little taller and broader. The quartz boulder, nearly a metre high and over a metre across, crowns its mound at a slight remove from the rest, giving the site an asymmetry that feels deliberate. A holy well lies to the north-west, and the relationship between the well and the station would have been central to whatever ritual pattern was once observed here. Holy wells in Ireland were rarely solitary features; they formed part of a wider devotional landscape, with prayers, rounds, and physical movement connecting one sacred point to another.