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单词 pyrrhotite
释义
pyr·rho·tite (pĭrə-tīt) also pyr·rho·tine (-tīn)
n.
A brownish-bronze iron sulfide mineral, FeS, characterized by weak magnetic properties and used as an iron ore and in the manufacture of sulfuric acid. Also called magnetic pyrites.

[Alteration (influenced by -ITE1) of German Pyrrhotin, from Greek purrotēs, redness, from purros, fiery, from pūr, fire; see paəw in the Appendix of Indo-European roots.]
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更新时间:2025/2/23 4:44:51