Ultramarine blue, or “true blue,” was as soon as extra helpful than gold. In 1824, an artificial model known as French ultramarine made the colour extra accessible. However ultramarine blue constructed from actual lapis lazuli can promote for over $60 an oz at the moment.
Lapis lazuli is a shiny blue semiprecious stone mined primarily in Afghanistan. When Enterprise Insider visited the world’s largest lapis lazuli mine there, its future was up within the air. So, how is the world’s costliest coloration made, and why are folks paying for it?
Leave a Reply