Alumstone

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Description

An common name for the mineral alunite which is composed of potassium aluminum sulfate.

Synonyms and Related Terms

Roman alum; alunite; rock alum; alúmen (Port.)

Authority

  • Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 33
  • Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982

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