定義

• Antique Bronze.  A natural color of yellowish-green patina formed on copper buried in earth near salt water (basic copper chloride); or this color produced by metal coloring. See patina.

  excerpted with permission from

  An Encyclopedia of Coin and Medal Technology

  For Artists, Makers, Collectors and Curators

  COMPILED AND WRITTEN BY D. WAYNE JOHNSON

  Roger W. Burdette, Editor

人际关系