'Knebelite' definitions:

Definition of 'Knebelite'

From: GCIDE
  • Knebelite \Kne"bel*ite\, n. [From Major von Knebel.] (Min.) A mineral of a gray, red, brown, or green color, and glistening luster. It is a silicate of iron and manganese. [1913 Webster]