Of, relating to, or shaped like leaves. Also, to make (hammering, cutting, etc.) metal into leaf or foil, or to apply leaf or foil to a surface.Example: Michel Witz the Younger (Austrian), Three-quarter armor for a nobleman, made in Innsbruck c.1550, Steierm?rkisches Landesmuseum Joanneum, Graz, Austria. Michel Witz applied a niello decoration all over this armor to achieve a Baroque black and white design with grotesque masks on shoulders, elbows and knees, along with foliate motifs everywhere else. In addition, the armor has been embossed in part, a process whereby the metal was hammered and raised from within, producing a relief on the outside.