Copperas

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Copperas 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.☞ The term copperas was formerly synonymous with vitriol, and included the green, blue, and white vitriols, or the sulphates of iron, copper, and zinc.
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Century Dictionary and Cyclopedia
    • n copperas Green vitriol, the sulphate of iron, or ferrous sulphate, FeSO4.7H2O, a salt of a peculiar astringent taste and of various colors, green, gray, yellowish, or whitish, but more usually green. It is much used in dyeing black, in making ink, in medicine as a tonic, in photography as a developing agent, etc. Dissolved in water, in the proportion of a pound and a half to the gallon, it is also used as a disinfectant for sinks, sewers, etc. The copperas of commerce is usually made by the decomposition of iron pyrites. The term copperas was formerly synonymous with vitriol, and included the green, blue, and white vitriols, or the sulphates of iron, copper, and zinc.
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Chambers's Twentieth Century Dictionary
    • n Copperas kop′ėr-as sulphate of iron, used in dyeing black, or making ink.
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Etymology

Webster's Revised Unabridged Dictionary
OE. coperose, F. couperose, fr. (assumed?) L. cuprirosa, equiv. to G. cha`lkanqos, i. e. copper flower, vitriol. See Copper and Rose.
Chambers's Twentieth Century Dictionary
Fr. couperose (It. copparosa)—L. cupri rosa, rose of copper—so Diez.

Usage

In literature:

The amount of copperas should be from one and a half to twice that of the indigo.
"The Dyeing of Cotton Fabrics" by Franklin Beech
There were other potteries on Copperas-hill.
"Recollections of Old Liverpool" by A Nonagenarian
Then boil them, and put in a piece of copperas, as large as a hen's egg.
"A Treatise on Domestic Economy" by Catherine Esther Beecher
We're goin' up to Copperas Creek and there ain't a thing in that.
"Mitch Miller" by Edgar Lee Masters
Fustic and copperas gave yellow dyes.
"Home Life in Colonial Days" by Alice Morse Earle
It was black, but the copperas would eat the paper after a while.
"The Story of Young Abraham Lincoln" by Wayne Whipple
Logwood dyes lilac, or pink; to turn red hackles brown, boil them in copperas.
"The Teesdale Angler" by R Lakeland
Alum and copperas have been known in the Highlands long ages.
"Vegetable Dyes" by Ethel M. Mairet
They next tried alum and copperas; but the great secret still escaped them.
"Memoirs of Extraordinary Popular Delusions and the Madness of Crowds" by Charles Mackay
As an illustration, I shall take a well-known substance, common green copperas, or, as the chemists term it, protosulphate of iron.
"The Stock-Feeder's Manual" by Charles Alexander Cameron
His friend Clark says 'Copperas and Alum is verry pisen.
"The Young Alaskans on the Missouri" by Emerson Hough
Copperas tends to produce nausea, vomiting, griping, and purging.
"The Humbugs of the World" by P. T. Barnum
Copperas, as a fixer, 246, 247.
"Manures and the principles of manuring" by Charles Morton Aikman
Minerals; limestone, gypsum, water lime, marble, salt, iron ore, copperas, alum.
"A New Guide for Emigrants to the West" by J. M. Peck
Tea grounds, set with copperas, makes a good slate color.
"The American Housewife" by Anonymous
Sulphate of iron (copperas) dissolved in water in the proportion of one and a half pounds to the gallon; for soil, sewers, etc.
"A System of Practical Medicine by American Authors, Vol. I" by Various
The dye is made, chiefly, of the extract of logwood, copperas, and verdigris.
"Popular Technology, Vol. I (of 2)" by Edward Hazen
I followed him to Lydia's cabin, where he compelled her to drink this solution of copperas.
"Fifty Years in Chains" by Charles Ball
You had better see Captain Copperas.
"Johnny Ludlow, Second Series" by Mrs. Henry Wood
The black always rubs off, and the copperas in the printing ink is very poisonous.
"Miss Leslie's New Cookery Book" by Eliza Leslie
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In news:

A&M Consolidated Defeats Copperas Cove 31-20.
The Copperas Cove Bulldogs visited the A&M Consolidated Tigers in a non-district game for the first time since being oppenents in District 12-5A.
Copperas Cove controls Heights 34-6, keeps Temple out of playoffs.
COPPERAS COVE — Midway expected a physical challenge against Copperas Cove on Friday night.
COPPERAS COVE, Texas — Trailing the entire game, Arizona Western had one last fourth-down chance to keep its hopes alive in the Heart of Texas Bowl Saturday against Blinn at Bulldawg Stadium.
COPPERAS COVE, Texas — Cheated.
COPPERAS COVE, Texas — The practices are over.
Another, First Lt Jeffrey Russell, from Copperas Cove, Tex.
Ledet, whose practice was based in Southlake, traveled to Central Texas weekly to provide dental care for nursing home residents in Waco, Temple, Killeen and Copperas Cove.
COPPERAS COVE (October 11, 2012)--Two men who were arrested just after midnight Tuesday morning in a break-in at the Smoke Shack in Copperas Cove were free on bond Thursday.
The Copperas Cove ISD announced Wednesday it is cancelling classes at all of its schools through the end of the week after a series of nine bomb threats, in connection with which police have now arrested eight juveniles.
Copperas Cove middle schooler brings gun to school.
Copperas Cove , TX — A 13-year-old Copperas Cove middle-schooler is in juvenile detention after bringing a gun to school Tuesday.
Copperas Cove Sergeant Kevin Keller arrived at S.
A 13-year-old boy was arrested Monday and charged with terroristic threat in connection with the bomb threat at Copperas Cove Junior High School, which was evacuated Monday morning.
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