Where does “pyrite” come from?

Pyrite comes from Old French pyrite, from Latin pyrites, from Ancient Greek πυρίτης λίθος meaning "fire stone," derived from Ancient Greek πῦρ meaning "fire," ultimately from Proto-Indo-European péh₂wr̥.

pyrite (English): The common mineral iron disulfide (FeS2), of a pale brass-yellow color and brilliant metallic luster, crystallizing in the isometric system

Definitions

  1. The common mineral iron disulfide (FeS2), of a pale brass-yellow color and brilliant metallic luster, crystallizing in the isometric system

Ancestry of “pyrite”, step by step

StepLanguageWordMeaning
1Old Frenchpyrite—
2Latinpȳritēspyrite
3Ancient Greekπῡρίτης λίθοςstone of fire, flint
4Ancient Greekπῦρa fire; lightning; a fever
5Proto-Hellenic*pāwər—

Words derived from “pyrite”

Every word from Proto-Hellenic *pāwər →Every word from Ancient Greek πῦρ →Every word from Ancient Greek πῡρίτης λίθος →