Tisbury Starstone Freeform Cabochon | 4.1cm | UK Fossilised Opal Low hardness

Low hardness

and here it is particularly well-defined

Minas Gerais

This twin formation developed as two stalactites grew in close proximity

Tisbury Starstone Freeform Cabochon | 4.1cm | UK Fossilised Opal Low hardnessTisbury Starstone Freeform Cabochon 4. 1cm UK A beautifully kite shaped Tisbury Starstone cabochon from Wiltshire, UK, the 4. 1cm measurement runs point to point, following the shape of the stone rather than a standard width or length. The feathering detail visible across the surface is exceptional on this piece, the fine radiating patterns of the preserved coral structures showing with unusual clarity. One piece, sold as seen. Tisbury Starstone is a