The illusion of transparent cloth from purple marble (The Veiled Virgin, by Giovanni Strazza, 1856)
The Rape of Prosperina (detail) 1621-22, Gian Lorenzo Bernini
Ugolino and His Sons, modeled ca. 1860–61, executed in marble 1865–67 Jean-Baptiste Carpeaux (French, 1827–1875), Saint-Béat marble.
Gaetano Cellini: L'umanità contro il male [Humanity Against Evil]. "It's in Rome at the GNAM." ~unknown... Marble hands: "How such art can be so sensuously and realistically rendered from such an unmalleable medium as marble, is nothing short of miraculous!" ~js