on a jewellers workbench is a carving of a 25 year old woman's head and shoulders (made from faceted polygons:1. 5) the carving is made entirely from clear trasparent ruby stone cut into many facets that scatter the light from above the facets form the shape of the woman's head and shoulders scattering light over the image the carving is entirely faceted there are no curved surfaces only sharp corners a bright light illuminates the carving from above, shining through the clear ruby