Azurite is a deep-blue copper mineral that is formed through the weathering of copper ore deposits. Its chemical formula is Cu₃(CO₃)â‚‚(OH)â‚‚, and it is a basic carbonate. Azurite has been used for thousands of years as a pigment, as well as for ornamental purposes. The name "azurite" is derived from the Persian word "lazhward," which means "blue." Azurite is known for its … [Read more...] about Azurite: Exploring the Beauty and Significance of a Deep-Blue Copper Mineral