powdered ore

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• Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …   Wikipedia

• Dolaucothi Gold Mines — The Dolaucothi Gold Mines (grid reference SN662403), also known as the Ogofau Gold Mine, are Roman surface and deep mines located in the valley of the River Cothi, near Pumsaint, Carmarthenshire, Wales. The gold mines are located within the… …   Wikipedia

• Direct reduced iron — (DRI), also called sponge iron,[1] is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal. The reducing gas is a mixture majority of hydrogen (H2) and carbon… …   Wikipedia

• flotation — /floh tay sheuhn/, n. 1. an act or state of floating. 2. the launching of a commercial venture, bond issue, loan, etc. 3. Metall. a process for separating the different minerals in a mass of powdered ore based on their tendency to sink in, or… …   Universalium

• alcohol — (n.) 1540s (early 15c. as alcofol), fine powder produced by sublimation, from M.L. alcohol powdered ore of antimony, from Arabic al kuhul kohl, the fine metallic powder used to darken the eyelids, from kahala to stain, paint. The al is the Arabic …   Etymology dictionary

• Launder — Laun der (l[add]n d[ e]r or l[aum]n d[ e]r), n. [Contracted fr. OE. lavender, F. lavandi[ e]re, LL. lavandena, from L. lavare to wash. See {Lave}.] 1. A washerwoman. [Obs.] [1913 Webster] 2. (Mining) A trough used by miners to receive the… …   The Collaborative International Dictionary of English

• launder — 1. noun /ˈlɔːndə,ˈlɔːndɚ,ˈlɑːndɚ/ a) A trough used by miners to receive powdered ore from the box where it is beaten, or for carrying water to the stamps, or other apparatus for comminuting (sorting) the ore. b) A gutter (for rainwater) Syn …   Wiktionary

• flotation — [flō tā′shən] n. [earlier floatation, respelled as if < Fr flottaison] 1. the act or condition of floating; specif., the act of beginning or financing a business, etc., as by selling an entire issue of bonds, securities, etc. 2. the capacity… …   English World dictionary

• flotation — flo•ta•tion or floatation [[t]floʊˈteɪ ʃən[/t]] n. 1) the act or state of floating 2) the launching or financing of a commercial venture, bond issue, loan, etc 3) mel a process for separating the different minerals in a mass of powdered ore based …   From formal English to slang

• flotation — /floʊˈteɪʃən / (say floh tayshuhn) noun 1. the act or state of floating. 2. the floating or launching of a commercial venture, a loan, etc. 3. Also, froth flotation. Metallurgy a process of separating the different minerals in a mass of powdered… …  

• slick|ens — «SLIHK uhnz», noun (plural). fine or powdered ore, debris, or the like, as from a stamping mill. ╂[perhaps < German Schlich] …   Useful english dictionary