Manganese green

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Description

An emerald green synthetic pigment first made in 1935 by fixing barium manganate on a barium sulfate base. Manganese green is a permanent green pigment that was little used and is no longer available. It accelerates the drying of oil paints. See manganese blue.

Synonyms and Related Terms

barium manganate green; verde de manganeso (Esp.); vert de manganèse (Fr.); verde de manganês (Port.); Cassel green; Rosenstiehl's green; baryta green

Other Properties

Insoluble in water. Decomposed by acids

Composition BaMnO4
Density 4.85

Hazards and Safety

Toxic. Inhalation or ingestion of manganese can cause a nervous system disorder.

Sources Checked for Data in Record

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • Reed Kay, The Painter's Guide To Studio Methods and Materials, Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
  • 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
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979