smaltine

from The Collaborative International Dictionary of English v.0.48

Smaltine \Smalt"ine\, Smaltite \Smalt"ite\, n. [See {Smalt}.]
   (Min.)
   A tin-white or gray mineral of metallic luster. It is an
   arsenide of cobalt, nickel, and iron. Called also
   {speiskobalt}.
   [1913 Webster]