pyrargyrite

[pahy-rahr-juh-rahyt]
noun
  1. a blackish mineral, silver antimony sulfide, AgSbS3, showing, when transparent, a deep ruby-red color by transmitted light; ruby silver: an ore of silver.

Origin of pyrargyrite

1840–50; pyr- + Greek árgyr(on) silver + -ite1
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British Dictionary definitions for pyrargyrite

pyrargyrite

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

Word Origin for pyrargyrite

C19: from German Pyrargyrit, from pyro- + Greek arguros silver
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012