Ilvaite

2 definitions found

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

  Ilvaite \Il"va*ite\, n. [From L. Ilva, the island now called
     Elba.] (Min.)
     A silicate of iron and lime occurring in black prismatic
     crystals and columnar masses.
     [1913 Webster]



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

  Yenite \Ye"nite\, n. [After Jena, in Germany.] (Min.)
     A silicate of iron and lime occurring in black prismatic
     crystals; -- also called {ilvaite}. [Spelt also {jenite}.]
     [1913 Webster]