Keilhauite

1 definition found

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

  Keilhauite \Keil"hau*ite\ (k[imac]l"hou*[imac]t), n. (Min.)
     A mineral of a brownish black color, related to titanite in
     form. It consists chiefly of silica, titanium dioxide, lime,
     and yttria.
     [1913 Webster]