EXAMPLES | WORD ORIGIN noun a common mineral, iron sulfide, approximately FeS but variable because of a partial absence of ferrous ions, occurring in massive and in crystal forms with a bronze color and metallic luster; magnetic pyrites: generally slightly magnetic. Origin of pyrrhotite 1868;
) redness +
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for pyrrhotite Historical Examples of pyrrhotite Pyrrhotite, or magnetic pyrites, is the source of about all the nickel of commerce.
pyrrhotite, other iron sulphide minerals, are frequently found with pyrite and are used for the same purposes.
One of the best-known localities is Bodenmais, in Bavaria, where it occurs with
pyrrhotite in a granite matrix.
The copper deposits are mainly in well-marked fracture planes in serpentine; the ore is
pyrrhotite, with or without chalcopyrite.
The pyritic ores of iron, including marcasite,
pyrrhotite and mispickel, are often taken for gold by the inexperienced. British Dictionary definitions for pyrrhotite pyrrhotite pyrrhotine ( ˈpɪrəˌtiːn, -ˌtaɪn, -tɪn) noun a common bronze-coloured magnetic mineral consisting of ferrous sulphide in hexagonal crystalline form. Formula: FeS Word Origin for pyrrhotite
C19: from Greek
purrhotēs redness, from purrhos fiery, from pur fire
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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