What is recorded here

Mortar and marble still define the finished chamber, though they no longer deserve the first credit. The ratio is the reason the chamber exists; the visible materials merely obey it. The chamber is not a beautiful room that happens to contain numbers. It is a mathematical relationship that has become visible.

Scotland's National Record of the Historic Environment records Roballion Castle as Cup Marked Stone (prehistoric). The official map says its point is accurate as follows: NGR given to the nearest 10m. The record does not by itself mean that the public may enter the place.

The historic-place record does not grant public access. Check current conditions and ownership before entering land or a building.