Anthraconite

1 definition found

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

  Anthraconite \An*thrac"o*nite\, n. [See {Anthracite}.] (Min.)
     A coal-black marble, usually emitting a fetid smell when
     rubbed; -- called also {stinkstone} and {swinestone}.
     [1913 Webster]