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mosaic gold

noun
  1. Chemistry. stannic sulfide.
  2. ormolu(def 1).

Origin of mosaic gold

First recorded in 1720–30; so called because used in mosaic work
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for mosaic gold

mosaic gold

noun
  1. stannic sulphide, esp when suspended in lacquer for use in gilding surfaces
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012