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Copperas   Listen
noun
Copperas  n.  Green vitriol, or sulphate of iron; a green crystalline substance, of an astringent taste, used in making ink, in dyeing black, as a tonic in medicine, etc. It is made on a large scale by the oxidation of iron pyrites. Called also ferrous sulphate. Note: The term copperas was formerly synonymous with vitriol, and included the green, blue, and white vitriols, or the sulphates of iron, copper, and zinc.






Collaborative International Dictionary of English 0.48








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"Copperas" Quotes from Famous Books



... Three Hundred curb and consolidate as they can! Loustalot, under the wing of Prudhomme dull-blustering Printer, edits weekly his Revolutions de Paris; in an acrid, emphatic manner. Acrid, corrosive, as the spirit of sloes and copperas, is Marat, Friend of the People; struck already with the fact that the National Assembly, so full of Aristocrats, 'can do nothing,' except dissolve itself, and make way for a better; that the Townhall Representatives are little other than babblers and imbeciles, ...
— The French Revolution • Thomas Carlyle

... soft sand hummocks at the base; while on the western side and plateau is a mass of heather and gorse. Beyond Great Durley Chine is Alum Chine, the largest opening on this line of coast. Camden refers to it as "Alom Chine Copperas House". ...
— Bournemouth, Poole & Christchurch • Sidney Heath

... apparently as pure as if it had passed through the fire, which had been struck off with a chisel from a piece equally pure, growing on one of the islands in Lake Superior. Rich veins of copper are visible in almost all the rocks on these islands near the shore; and copper ore, resembling copperas, is likewise found in deep beds ...
— The Conquest of Canada (Vol. 1 of 2) • George Warburton

... had nothing in common with ours, but the colour and gum. Gall-nuts, copperas, and gum make up the composition of our ink; whereas soot or ivory-black was the chief ingredient ...
— Curiosities of Literature, Vol. II (of 3) - Edited, With Memoir And Notes, By His Son, The Earl Of Beaconsfield • Isaac D'Israeli



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