An obsolete name for a reddish-brown pigment prepared by calcining red iron oxide. It is listed among the pigments used for colouring stucco marble in the nineteenth and twentieth century. In the twentieth century, polishing-red (iron oxide, caput mortuum; English red) was mentioned as one type of polish introduced. It could be mixed into a polishing wax. Wittenburg (1999); Museum of Fine Arts, Boston (2000). [J. Cassar, R. de Angelis]