Bene*fici*a"tion

from The Collaborative International Dictionary of English v.0.48

Beneficiate \Ben`e*fi"ci*ate\, v. t. [Sp. beneficiar to benefit,
   to work mines.] (Mining)
   To reduce (ores). -- {Ben`e*fi`ci*a"tion} (?), n.
   [1913 Webster]