- copperas black
- noun
: a black obtained by the use of logwood with copperas as a mordant in dyeing cloth
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Copperas — Cop per*as, n. [OE. coperose, F. couperose, fr. (assumed?) L. cuprirosa, equiv. to G. cha lkanqos, i. e. copper flower, vitriol. See {Copper} and {Rose.}] Green vitriol, or sulphate of iron; a green crystalline substance, of an astringent taste,… … The Collaborative International Dictionary of English
Yellow copperas — Yellow Yel low (y[e^]l l[ o]), a. [Compar. {Yellower} (y[e^]l l[ o]*[ e]r); superl. {Yellowest}.] [OE. yelow, yelwe, [yogh]elow, [yogh]eoluw, from AS. geolu; akin to D. geel, OS. & OHG. gelo, G. gelb, Icel. gulr, Sw. gul, Dan. guul, L. helvus… … The Collaborative International Dictionary of English
White copperas — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… … The Collaborative International Dictionary of English
ferrous sulphate — Copperas Cop per*as, n. [OE. coperose, F. couperose, fr. (assumed?) L. cuprirosa, equiv. to G. cha lkanqos, i. e. copper flower, vitriol. See {Copper} and {Rose.}] Green vitriol, or sulphate of iron; a green crystalline substance, of an… … The Collaborative International Dictionary of English
Traditional dyes of the Scottish Highlands — are the native vegetable dyes used in Scottish Gaeldom.The following are the principal dyestuffs with the colours they produce. Several of the tints are very bright, but have now been superseded by various mineral dyes. The Latin names are given… … Wikipedia
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Natural dye — Skeins of wool colored with natural plant dyes. Natural dyes are dyes or colorants derived from plants, invertebrates, or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots, berries, bark, leaves, and … Wikipedia
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Iron(II) sulfate — Other names Ferrous sulfate; green vitriol; iron vitriol; copperas; melanterite; szomolnokite … Wikipedia
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