Definify.com
Webster 1913 Edition
Knebelite
Kne′bel-ite
,Noun.
[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.
Webster 1828 Edition
Knebelite
KNEB'ELITE
,Noun.