Q1455For centuries the deepest blue available to painters, ultramarine, was ground from lapis lazuli mined in one remote region of Afghanistan — and it cost more than gold.
Renaissance patrons specified in contracts exactly how much of it a painter could use, and artists reserved the precious pigment for the robe of the Virgin Mary. The colour we now squeeze thoughtlessly from a tube was once a measure of devotion and wealth. Value, like beauty, is partly a story a time agrees to tell.


