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Any material that contains or resembles calcium carbonate. A drop acid will cause a calcareous material to effervesce. Examples are chalk, limestone, dolomite, travertine, and marble.

Synonyms and Related Terms

calcaire (Fr.); calcário (Port.); calcítico (Port.)

Sources Checked for Data in Record

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998