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The crushed bone of a cuttlefish which is a mollusk of the family Sepiidae. Cuttlebone is calcareous mixture used primarily as a jewelry polish. Pieces of cuttlebone have also been imprinted with a pattern then used as small molds for making jewelry.

Synonyms and Related Terms

cuttlefish bone


  • Moderately toxic by inhalation.

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 5
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
  • Jack Odgen, Jewellery of the Ancient World, Rizzoli International Publications Inc., New York City, 1982