Definition of pyrargyrite in English:

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pyrargyrite

Pronunciation: /pʌɪˈrɑːdʒɪrʌɪt/

noun

[mass noun]
A dark reddish-grey mineral consisting of a sulphide of silver and antimony.
Example sentences
  • Pseudomorphs of marcasite, chalcopyrite, pyrite, arsenopyrite, pyrargyrite, magnetite, and quartz after pyrrhotite have been reported.
  • Hurst describes the vugs as containing gold, silver, polybasite, pyrargyrite, and tetrahedrite.
  • The primary ore mineral was pyrargyrite, and much of the ore ran 500-5,000 ounces of silver per ton.

Origin

Mid 19th century: from Greek puro- (from pur 'fire') + arguros 'silver' + -ite1.

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