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Chalcocite :: Chalcocite (n.) Native copper sulphide, called also copper glance, and vitreous copper; a mineral of a black color and metallic luster..

Sheathe :: Sheathe (v. t.) To case or cover with something which protects, as thin boards, sheets of metal, and the like; as, to sheathe a ship with copper..

Coppersmith :: Coppersmith (n.) One whose occupation is to manufacture copper utensils; a worker in copper.

Packfong :: Packfong (n.) A Chinese alloy of nickel, zinc, and copper, resembling German silver..

Argentan :: Argentan (n.) An alloy of nickel with copper and zinc; German silver.

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

Whitneyite :: Whitneyite (n.) an arsenide of copper from Lake Superior.

Galvanograph :: Galvanograph (n.) A copperplate produced by the method of galvanography; also, a picture printed from such a plate..

Foil :: Foil (n.) A thin leaf of sheet copper silvered and burnished, and afterwards coated with transparent colors mixed with isinglass; -- employed by jewelers to give color or brilliancy to pastes and inferior stones..

Turnbull''s Blue :: Turnbull's blue () The double cyanide of ferrous and ferric iron, a dark blue amorphous substance having a coppery luster, used in dyeing, calico printing, etc. Cf. Prussian blue, under Prussian..

Chalcographist :: Chalcographist (n.) An engraver on copper or brass; hence, an engraver of copper plates for printing upon paper..

Polybasite :: Polybasite (n.) An iron-black ore of silver, consisting of silver, sulphur, and antimony, with some copper and arsenic..

Penny :: Penny (n.) An English coin, formerly of copper, now of bronze, the twelfth part of an English shilling in account value, and equal to four farthings, or about two cents; -- usually indicated by the abbreviation d. (the initial of denarius)..

Frankfort Black :: Frankfort black () A black pigment used in copperplate printing, prepared by burning vine twigs, the lees of wine, etc..

Copperworm :: Copperworm (n.) The ringworm.

Pewter :: Pewter (n.) A hard, tough, but easily fusible, alloy, originally consisting of tin with a little lead, but afterwards modified by the addition of copper, antimony, or bismuth..

Verdigris :: Verdigris (n.) A green poisonous substance used as a pigment and drug, obtained by the action of acetic acid on copper, and consisting essentially of a complex mixture of several basic copper acetates..

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

Olivenite :: Olivenite (n.) An olive-green mineral, a hydrous arseniate of copper; olive ore..

Lapwing :: Lapwing (n.) A small European bird of the Plover family (Vanellus cristatus, or V. vanellus). It has long and broad wings, and is noted for its rapid, irregular fight, upwards, downwards, and in circles. Its back is coppery or greenish bronze. Its eggs are the plover's eggs of the London market, esteemed a delicacy. It is called also peewit, dastard plover, and wype. The gray lapwing is the Squatarola cinerea..

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