Difference between revisions of "Arsenic sulfide"
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== Description == | == Description == | ||
| − | Arsenic sulfide naturally occurs in yellow ([ | + | Arsenic sulfide naturally occurs in yellow ([[orpiment|orpiment]] or [[arsenic%20trisulfide|arsenic trisulfide]]: As2S3) and orange ([[realgar|realgar]] or [[arsenic%20disulfide|arsenic disulfide]]: As2S2) forms and are often found in the same deposits. It was once widely used as a pigment because of its bright rich color. Its extreme toxicity, however, has limited its use and availability. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 08:28, 8 January 2014
Description
Arsenic sulfide naturally occurs in yellow (Orpiment or Arsenic trisulfide: As2S3) and orange (Realgar or Arsenic disulfide: As2S2) forms and are often found in the same deposits. It was once widely used as a pigment because of its bright rich color. Its extreme toxicity, however, has limited its use and availability.
Synonyms and Related Terms
sulfuro de arsenico (Esp.); sulfure d'arsenic (Fr.); solfuro d'arsenico (It.); sulfureto de arsénio (Port.);
Hazards and Safety
Highly toxic by ingestion and inhalation. Carcinogen and mutagen.
Authority
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985