fibrolite
Fi"bro*lite ( or ), n. Etym: [L. fibra a fiber + -lite: cf. F. fibrolithe.] (Min.) Defn: A silicate of alumina, of fibrous or columnar structure. It is like andalusite in composition; -- called also sillimanite, and bucholizite.
Fi"bro*lite ( or ), n. Etym: [L. fibra a fiber + -lite: cf. F. fibrolithe.] (Min.) Defn: A silicate of alumina, of fibrous or columnar structure. It is like andalusite in composition; -- called also sillimanite, and bucholizite.