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Artists' Colours Therefore Vitrification Does Not Impart
permanence. The grittiness to which we have referred is one of the defects of smalt, which cannot, consistently with preserving its colour be entirely freed from that drawback--an objection which pertains to vitreous pigments in general. Hence it d... As A Local Colour Which Is A Technical Term For The Natural Colour
of an object, unvaried by distance, reflection, or anything interfering with distinct vision; although, properly speaking, local colours are subject to all the relations and effects of the places they occupy in a composition--whether of light, shade, ... Asphalt Bitumen Mineral Pitch Jew's Pitch Antwerp Brown
... Attention Notably The Permanent Transparent Yellow Called Aureolin
Seeing that, until its introduction, a yellow combining transparency with a perfect stability was unknown to the palette, the importance of such an addition, so long wanted and wished for, cannot be overrated. Equal in beauty and durability with the p... Beauty Commonly Comprises In The Same Pigment Delicacy Purity And
brilliancy; or depth, richness, and intensity. Delicacy and depth in the beauty of colours are at variance in the production of all pigments, so that perfect success in producing the one is attended with more or less of failure in the other, and when ... Beckmann Is Fully Convinced That The Cyanus Of Theophrastus And The
... Becoming What Is Called Peroxidized May By Consequence Change Or
fade. In like manner, lakes and carmines thrown down upon a base, may owe some of their fugacity to the oxidation of that base, as well as to the natural infirmity of their colouring matter. On the other hand, ... Being The Most Positive Of Colours And Holding The Middle Station Of
the primaries, red contrasts and harmonizes with black and white, which ... Belong The Dutch And Flemish Schools; The Sensible Which Aims At
refined and select nature, and accords with the Venetian school; and the ... Besides The Preceding There Is A Basic Prussian Blue Formed By
simply submitting to the air the bluish-white precipitate which falls on adding yellow prussiate of potash to green vitriol. This compound dissolves entirely by continued washing with water, yielding a beautiful deep blue solution, from which the colo... Between White And Black True Or Normal Grey Is Only Obtainable By
admixture of pure white with pure black, various proportions of which afford numerous tones of pure grey. In practice it may likewise be ... Between Yellow And Blue; And Is Also In Like Intermediate Relation
... Bixine Is A Purified Extract Of Anotta Made In France And Used By
dyers. ... Black For Of Such Subdued Tones Are Those Greens By Which The More
vivid tints of nature are opposed. Accordingly, the various greens of foliage are always more or less semi-neutral in hue. As green is the most general colour of vegetal nature and principal in foliage; so red, its harmonizing colour, with compounds o... Blackened The Cobalt Blue Greened The Genuine Ultramarine Remained
... Blanc D'argent Or Silver White Ceruse Dutch White French
... Blue Is Furnished By Aureolin Alluded To In The Last Chapter The
secondary and tertiary colours, having all duplex relations, may incline without default to either of their relatives. ... Blue Of The Washtub And Blue Sand Of The Pottery Or The Dumont's
... Blue Sky Seemed By Contrast With The Ultramarine Of A Grey Or Slate
... Blue The Secondary Purple And Its Allies Crimson &c It Gives Some
degree of warmth to all colours, especially to those which partake of yellow. ... Body Was Formerly Prepared From Indigo--in Spanish Anil Whence The
name; but is now produced on a larger scale from benzol, a coal-tar product. As the source of mauve and magenta, aniline must be considered the parent of coal-tar colours generally. Little was known of it at one time except that on being mixed with a ... Body; By Which In Other Pigments Especially Those That Are
...