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Webster 1913 Edition

Proustite

Proust′ite

,
Noun.
[From the French chemist, J. L.
Proust
.]
(Min.)
A sulphide of arsenic and silver of a beautiful cochineal-red color, occurring in rhombohedral crystals, and also massive; ruby silver.

Definition 2025

Proustite

Proustite

See also: proustite

German

Noun

Proustite m

  1. plural of Proustit

proustite

proustite

See also: Proustite

English

Proustite

Noun

proustite ‎(usually uncountable, plural proustites)

  1. (mineralogy) A mineral, Ag3AsS3, often found with pyrargyrite in silver veins.
  1. ↑ Richard V. Gaines, H. Catherine W. Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig: Dana's new mineralogy, John Wiley & Sons, 1997

Etymology

Named after French chemist Joseph L. Proust (1754-1826) in 1832.[1]

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