The Name Of Giallolino And Was Variously Of A Pleasing Light Warm

: ON THE PRIMARY, YELLOW.

yellow tint. It was opaque and of good body, not altered by the light of

the sun, and might be used with comparative safety in oil or varnish,

under the same management as the whites of lead. Like these, however, it

was liable to change even to blackness by damp and impure air when

employed in water. Iron was also destructive of the colour of this

yellow, on which account great care was requisite, in grinding and using

it, not to touch it with the common steel palette knife, but to compound

its tints with a spatula of ivory or horn. For the same reason, it was

apt to suffer in composition with ochres, Prussian and Antwerp blues,

and other pigments of which iron was a principal or ingredient. Used

pure or with white lead it was eligible in oil, in which it worked and

dried well. It was also employed in enamel painting as it vitrified



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