Definition of pyreneite in English:

pyreneite

(also pyreneîte)

noun

Mineralogy
  • A greyish-black garnet usually regarded as a variety of andradite.

Origin

Early 19th century; earliest use found in Andrew Ure (1778–1857), chemist. From German Pyreneit from † Pyreneen, variant of Pyrenäen, the name of the Pyrenees + -it.