PROUSTITE

Etymology

Noun

proustite (usually uncountable, plural proustites)

(mineral) A mineral, Ag3AsS3, often found with pyrargyrite in silver veins.

Source: Wiktionary


Proust"ite, n. Etym: [From the French chemist, J. L. Proust.] (Min.)

Definition: A sulphide of arsenic and silver of a beautiful cochineal-red color, occurring in rhombohedral crystals, and also massive; ruby silver.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

29 April 2025

CORRECTION

(noun) a drop in stock market activity or stock prices following a period of increases; “market runups are invariably followed by a correction”


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Coffee Trivia

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