Situated or being beyond the sea.
ULTRAMARINE, n. [supra.]
1. a beautiful and durable sky-blue; a color formed of the mineral called lapis lazuli, and consisting of little else than oxyd of iron.
2. Azure-stone.
Ultramarine ashes, a pigment which is the residuum of lapis lazuli, after the ultramarine has been extracted. Their appearance is that of the ultramarine, a little tinged with red, and diluted with white.