Lately Called Factitious Ultramarine Is A Specially Fine Preparation
:
ON THE PRIMARY, BLUE.
of M. Guimet, presenting the nearest approach to the natural product of
any artificial ultramarine, both in transparency, purity of hue, and
chemical characteristics. Equalling in depth and power the ordinary
French ultramarine, it possesses greater clearness, beauty, and
brightness; and has, in a subdued degree, that quality of light in it,
and of the tint of air, which forms so distinguishing a feature in the
native blue.
TTITLE FRENCH ULTRAMARINE,