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Brass :: Brass (n.) An alloy (usually yellow) of copper and zinc, in variable proportion, but often containing two parts of copper to one part of zinc. It sometimes contains tin, and rarely other metals..

Copper-fastened :: Copper-fastened (a.) Fastened with copper bolts, as the planks of ships, etc.; as, a copper-fastened ship..

Tyrolite :: Tyrolite (n.) A translucent mineral of a green color and pearly or vitreous luster. It is a hydrous arseniate of copper.

Chrysocolla :: Chrysocolla (n.) A hydrous silicate of copper, occurring massive, of a blue or greenish blue color..

Shell :: Shell (n.) An engraved copper roller used in print works.

Semilor :: Semilor (n.) A yellowish alloy of copper and zinc. See Simplor.

Copper-bottomed :: Copper-bottomed (a.) Having a bottom made of copper, as a tin boiler or other vessel, or sheathed with copper, as a ship..

Pile :: Pile (n.) A vertical series of alternate disks of two dissimilar metals, as copper and zinc, laid up with disks of cloth or paper moistened with acid water between them, for producing a current of electricity; -- commonly called Volta's pile, voltaic pile, or galvanic pile..

Rouser :: Rouser (n.) A stirrer in a copper for boiling wort.

Mordant :: Mordant (n.) Any substance, as alum or copperas, which, having a twofold attraction for organic fibers and coloring matter, serves as a bond of union, and thus gives fixity to, or bites in, the dyes..

Touch-needle :: Touch-needle (n.) A small bar of gold and silver, either pure, or alloyed in some known proportion with copper, for trying the purity of articles of gold or silver by comparison of the streaks made by the article and the bar on a touchstone..

Coppering :: Coppering (p. pr. & vb. n.) of Coppe.

Coquimbite :: Coquimbite (n.) A mineral consisting principally of sulphate of iron; white copperas; -- so called because found in the province of Coquimbo, Chili..

Vodanium :: Vodanium (n.) A supposed element, afterward found to be a mixture of several metals, as copper, iron, lead, nickel, etc..

Copperworm :: Copperworm (n.) The ringworm.

Billon :: Billon (n.) An alloy of gold and silver with a large proportion of copper or other base metal, used in coinage..

Maravedi :: Maravedi (n.) A small copper coin of Spain, equal to three mils American money, less than a farthing sterling. Also, an ancient Spanish gold coin..

Centesimo :: Centesimo (n.) A copper coin of Italy and Spain equivalent to a centime.

Liard :: Liard (n.) A French copper coin of one fourth the value of a sou.

Malachite :: Malachite (n.) Native hydrous carbonate of copper, usually occurring in green mammillary masses with concentric fibrous structure..

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