argentine vs silvering

argentine

noun
  • White metal coated with silver. 

  • A siliceous variety of calcite, or lime carbonate, having a silvery-white, pearly lustre, and a waving or curved lamellar structure. 

  • Any osmeriform fish of the genus Argentina, especially European argentine (Argentina sphyraena). 

adj
  • Containing or resembling silver. 

silvering

noun
  • The silver used in this kind of coating. 

  • The process of coating a surface with a thin layer of silver (or a similar metal), especially so as to form a mirror. 

How often have the words argentine and silvering occurred in a corpus of books? (source: Google Ngram Viewer )