Or Rouge De Mars Is An Artificial Iron Ochre Similar In Subdued Tint

: ON THE PRIMARY, RED.

and permanence to the native earths. Its chemical affinities, however,

are greater than those of the latter, and it therefore requires to be

employed cautiously with pigments affected by iron. In this respect the

red resembles its compeers, Mars yellow, Mars orange, Mars violet, and

Mars brown, all of which are iron ochres artificially prepared.

Possessing the richness and depth of Indian red, it is distinguished by

the russet-orange hue of light red. Its pale washes are marked by

considerable clearness. In keeping the Mars colours separate from the

ochres, we have followed the plan of the author.





TTITLE OCHRES



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