pyrargyrite

American  

[pahy-rahr-juh-rahyt] / paɪˈrɑr dʒəˌraɪt /

noun

1. a blackish mineral, silver antimony sulfide, AgSbS 3 , showing, when transparent, a deep ruby-red color by transmitted light; ruby silver: an ore of silver.

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pyrargyrite British  

/ paɪˈrɑːdʒɪˌraɪt /

noun

1. a dark red to black mineral consisting of silver antimony sulphide in hexagonal crystalline form: occurs in silver veins and is an important ore of silver. Formula: Ag 3 SbS 3

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Etymology

Origin of pyrargyrite

1840–50; pyr- + Greek árgyr ( on ) silver + -ite ¹

Example Sentences

Pyrargyrite, pī-rar′ji-rīt, n. an ore of silver consisting of the sulphide of silver and antimony.

From Project Gutenberg

Changed the reference for Proustite on page 626, and the references for Pyrargyrite, for Ruby Silver, for Silver, for Silver Glance and for Silver Ores on page 627, from "109" to "108."

From Project Gutenberg

Antimony, however, occurs chiefly as the sulphide, stibnite; to a much smaller extent it occurs in combination with other metallic sulphides in the minerals wolfsbergite, boulangerite, bournonite, pyrargyrite, &c.

From Project Gutenberg

Before the Bp. on Ch. it behaves like pyrargyrite, save that it gives off arsenical fumes instead of antimonious oxide.

From Project Gutenberg

Other minerals which yield a minor percentage of the total silver produced are the silver-antimony sulphides, pyrargyrite or "ruby silver," stephanite or "black silver," and polybasite; the silver-arsenic sulphides, proustite or "light ruby silver" and pearcite; and the silver antimonide, dyscrasite.

From Project Gutenberg