pyrites
PYRITES
pyrites -ae masculine (Plin.).
pyrites -ae masculine (Plin.).
pyrites (subs.), firestone: now used only for the sulphurets (or sulphides) of copper and iron: pȳrītēs, ae, m.: the Lat. word is used for flint and millstone, and also for iron pyrites: all in Plin. 36, 19. 30.