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Dark red, translucent buttons of unbleached shellac. Buttonlac is prepared by dropping spoonfuls of molten lac onto a flat surface or into a mold. The cooled buttons, ranging in size from 1 to 4 inches, are also called garnet lac.

Synonyms and Related Terms

gomma lacca (It); button lac; garnet lac

Other Properties

Soluble in ethanol.

Sources Checked for Data in Record

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 706
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996