Min. [ad. Ger. Knebelit, named in 1817 after Major von Knebel: see -ITE1.] Hydrous silicate of iron and manganese, usually of a red-brown, greyish or black color.
1818. Ann. Philos., XII. 391. Knebelite. This is a name given by Dobereiner.
1892. Dana, Min. (ed. 6), 467.