Lewis & Short

pyrītes, ae, m., = πυρίτης.

  1. I. Flint, Plin. 36, 19, 30, § 138.
  2. II. A millstone, Plin. 36, 19, 30, § 137.
  3. III. Iron pyrites, sulphuret of iron, marcasite, Plin. 36, 19, 30, § 137.