\Au*rif"er*ous\, a. [L. aurifer; aurum gold + ferre
to bear: cf. F. aurif[`e]re.]
Gold-bearing; containing or producing gold.
      Whence many a bursting stream auriferous plays.
                                               --Thomson.
{Auriferous pyrites}, iron pyrites (iron disulphide),
   containing some gold disseminated through it.