A natural pigment suitable for icon painting (egg tempera), oil painting and watercolour painting without additional grinding.
Lapis Lazuli is a blue semi-precious stone mined in Afghanistan, Asia and in some locations in America.
"Ultramarine Blue is a colour illustrious, beautiful and most perfect beyond all other colours. One could not say anything about it, or do anything with it that it's quality would not surpass."- Cennino Cennini, "Il Libro dell Arte"