Source : Webster's Revised Unabridged Dictionary (1913)

Pyrope \Pyr"ope\, n. [L. pyropus a kind of red bronze, fr. Gr.
   ?; ? fire + ? the eye, face: cf. F. pyrope.] (Min.)
   A variety of garnet, of a poppy or blood-red color,
   frequently with a tinge of orange. It is used as a gem. See
   the Note under {Garnet}.

Source : WordNet®

pyrope
     n : a deep red garnet used as a gemstone