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A natural yellow organic colorant that, in addition to Quercitron, is obtained from oak bark. Pure flavine produces a vivid yellow on wool when mordanted with alum and tin. Flavine naturally mixed with quercitron from oak extracts produces a wider range of colors from a greenish yellow to orange to a dark green. Flavine, used both as a dye and lake pigment, is not lightfast.

Synonyms and Related Terms

flavine lake; flavina (Esp.)

Physical and Chemical Properties

  • Soluble in water.
  • Composition = C10H6N4O2

Resources and Citations

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • John and Margaret Cannon, Dye Plants and Dyeing, Herbert Press, London, 1994
  • F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998