Menaccanite

1 definition found

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

  Menaccanite \Me*nac"can*ite\, n. [From Menaccan, in Cornwall,
     where it was first found.] (Min.)
     An iron-black or steel-gray mineral, consisting chiefly of
     the oxides of iron and titanium. It is commonly massive, but
     occurs also in rhombohedral crystals. Called also {titanic
     iron ore}, and {ilmenite}.


     [1913 Webster]