ore dressing

noun

Metallurgy. the mechanical processes by which valuable minerals are separated from ore.

Origin of ore dressing

First recorded in 1860–65

Words nearby ore dressing

ordure, ordzhonikidze, ordóñez, ore, ore bridge, ore dressing, ore hearth, ore mountains, ore rotundo, ore tanker, ore.

Example sentences from the Web for ore dressing

  • He pursues methods in ore-dressing at which those who are trained in the usual practice may well stand aghast.

    Edison, His Life and Inventions |Frank Lewis Dyer and Thomas Commerford Martin

  • Jiggers and vanners form the staple of the miner's ore-dressing machinery at the present day.

    Twentieth Century Inventions |George Sutherland

British Dictionary definitions for ore dressing

ore dressing

noun

the first stage in the extraction of a metal from an ore in which as much gangue as possible is removed and the ore is prepared for smelting, refining, etc Also called: mineral dressing, mineral processing