pyrrhotite

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Definitions from WordNet

Noun pyrrhotite has 1 sense

pyrrhotite, pyrrhotine, magnetic pyrites - a brownish iron sulfide mineral FeS having weak magnetic properties
--₁ is a kind of mineral

Definitions from the Web

Pyrrhotite

Definition:

Pyrrhotite is a bronze-colored iron sulfide mineral with the chemical formula Fe_1-xS (x = 0 to 0.2). It belongs to the pyrite group and commonly occurs in ores of nickel, copper, and platinum.

Senses:

Sense 1:

Noun: A mineral consisting of iron sulfide.

Example Sentence: The geologist found a sample of pyrrhotite while excavating the mine.

Sense 2:

Adjective: Relating to or characteristic of pyrrhotite.

Example Sentence: The pyrrhotite deposit is a significant source of sulfur for industrial purposes.

Sense 3:

Verb: To become like or resemble pyrrhotite.

Example Sentence: The iron sulfide mineral can pyrrhotize when exposed to heat and certain chemical reactions.