Found 1 items, similar to SILLIMANITE.
English → English (gcide) Definition: sillimanite Fibrolite \Fi"bro*lite\ (? or ?), n. [L. fibra a fiber + -lite: cf. F. fibrolithe.] (Min.) A silicate of alumina, of fibrous or columnar structure. It is like andalusite in composition; -- called also sillimanite, and bucholizite. [1913 Webster]