Sillimanite

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Sillimanite \Sil"li*man*ite\, n. [After Benjamin Siliman, an
     American meneralogist.] (Min.)
     Same as {Fibrolite}.
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:



  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 {bucholzite}.
     [1913 Webster]