Azurite, a naturally occurring copper carbonate mineral, has been a blue pigment for thousands of years, particularly in medieval Europe, where it was a more affordable alternative to ultramarine made from lapis lazuli.
Related Posts
Here Are the Science Nobel Prize Laureates For 2021
Heads up—the Nobel Prize laureates for 2021 have been announced for the sciences of Physiology and Medicine, Chemistry,…
Indo-European Languages: New Study Reconciles Two Dominant Hypotheses About Their Origin
The Anatolian landscape in Turkey. lay london/Shutterstock Kim Schulte, Universitat Jaume I The languages in the Indo-European family…
3 little-known reasons why plastic recycling could actually make things worse
Chanchai Phetdikhai, Shutterstock Pascal Scherrer, Southern Cross University This week in Paris, negotiators from around the world are…
How giant earthworms have transformed the Isle of Rum’s landscape
The summit of Hallival is 723m above sea level. Kevin Richard Butt, CC BY-ND Kevin Richard Butt, University…