Quicklime

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Description

Another name for Calcium oxide. Quicklime is prepared by calcining Limestone in a kiln at about 500 C. Quicklime is a white amorphous powder. It may contain small amounts of silica, iron, magnesium, and/or aluminum oxides. Oyster shells have been used to make a very pure quicklime. Once water is added, quicklime becomes Slaked lime.

See also Lime.

Synonyms and Related Terms

chaux vive (Fr.); cal viva (Port.); calcium oxide; lime; caustic lime

Physical and Chemical Properties

  • Density = 3.2

Resources and Citations

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • R. Mayer, The Artist's Handbook of Materials and Techniques, Viking Press, New York, 1981
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 453
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996