'Micaceous' definitions:

Definition of 'micaceous'

From: WordNet
adjective
Hydrous silicates of or relating to or resembling mica

Definition of 'Micaceous'

From: GCIDE
  • Micaceous \Mi*ca"ceous\, a. [Cf. F. micac['e].] Pertaining to, or containing, mica; splitting into laminae or leaves like mica. [1913 Webster]