Definition of pyrrhotite in English:

Share this entry

pyrrhotite

Pronunciation: /ˈpɪrətʌɪt/

noun

[mass noun]
A reddish-bronze mineral consisting of iron sulphide, typically forming massive or granular deposits.
Example sentences
  • Microcrystals of pyrrhotite, goethite, pyrite, galena, and calcite are found on the dumps.
  • We have also seen several specimens in which pyrite has replaced a hexagonal mineral that was probably pyrrhotite.
  • Secondary titanite, chlorite, white mica and pyrrhotite are abundant, and some samples contain metamorphic biotite.

Origin

Mid 19th century: from Greek purrhotēs 'redness' + -ite1.

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.