定義

• Mottled.  Patina covered with spots or blotches of color, either by design for artistic effect, or uncontrolled spotting causing an unsatisfactory finish.
      

  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