v. Mining. [f. Sp. beneficiar to benefit, to derive profit from a mine, + -ATE3.] trans. To reduce (ores).

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  Hence Beneficiating ppl. a., Beneficiation, the reduction of ores.

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1871.  Trans. Amer. Inst. Mining Eng., I. 92. Such works as beneficiate ores directly in the mining districts.

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1883.  W. H. Bishop, Old Mexico, xviii. 238. His ancient beneficiating hacienda of Regla … is of great interest.

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1881.  Raymond, Mining Gloss., Beneficiation, usually means the reduction of ores.

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