Ammonite wall sculpture: two white marble stone panels, 52cm x 50cm, carving the coiled shell that once let an ancient sea creature control its own buoyancy.

Ancient Ammonite wall sculpture: a large two-part marble stone relief, 120cm x 120cm, carving the logarithmic spiral of a 400-million-year-old fossil.

Bone Spiral wall sculpture: two white marble stone panels, 55cm x 85cm, carving the spiral forms built into ears, horns and DNA beneath the surface of things.

Golden Spiral wall sculpture: a 30cm gold leaf relief named for the golden ratio, the mathematical proportion behind the spirals found throughout nature.

Timeless Spiral wall sculpture: a 45cm x 40cm white marble stone relief of the spiral, a motif carved into stone at Newgrange some 5,000 years ago in Ireland.