That combination, a carefully integrated earth-and-stone structure with what amounts to a small megalithic-looking arrangement crowning it, gives this otherwise functional piece of agricultural infrastructure a quietly unusual presence in the landscape.

Lime kilns were once a commonplace feature of the Irish countryside. Farmers burned limestone at high temperatures inside them to produce quicklime, which was then slaked with water and spread on fields to reduce soil acidity, a practice that became widespread from the eighteenth century onwards. This example follows the typical form: a lintelled recess at the front, here measuring 1.75 metres wide and 1.4 metres deep, where fuel would have been loaded and ash removed, with the burning chamber above. What sets it apart is the way it was constructed, using an existing natural mound rather than building freestanding, and the presence of those two upright slabs on top, whose purpose is not entirely clear from what survives. They may have served a structural or practical role in managing the draw of heat through the kiln, or they may be incidental to its use entirely.