ormolu

n. 1 (often attrib.) Gilded bronze; gold-coloured alloy. 2 articles made of or decorated with ormolu. [french or moulu powdered gold]

n. A variety of brass made to resemble gold by the use of less zinc and more copper in its composition than ordinary brass contains. Its golden color is often heightened by means of lacquer of some sort, or by use of acids. Called also mosaic gold.