Cronstedtite
Pronunciation : Cron"stedt*ite (krn"stt-t)
Part of Speech : n.
Definition : Defn: A mineral consisting principally of silicate of iron, and crystallizing in hexagonal prisms with perfect basal cleavage; -- so named from the Swedish mineralogist Cronstedt.
(Min.)
Source : Webster's Unabridged Dictionary, 1913