What is Azurite?


Azurite is a soft, deep-blue copper mineral produced by weathering of copper ore deposits. It’s primarily found in the United States, Australia, and Namibia. Azurite is often used as a gemstone and is popular for its deep blue color and its use in various spiritual practices.

Azurite is a striking gemstone that comes in shades of deep blue. Its unique appearance and color make it a popular choice for jewelry and decorative items, especially beads and pendants.

Gemstone Properties

Chemical ClassificationInorganic - Carbonate
ColorDeep, electric blue to azure blue, often with green malachite inclusions.
LusterVitreous to dull.
OccurrenceMorocco, Arizona (USA), and Namibia.
FormationTypically found in the oxidized portions of copper ore deposits.
DiaphaneityTransparent to translucent
Mohs Hardness3.5 to 4
Specific Gravity3.77 - 3.89
Diagnostic PropertiesIntense blue color.
Chemical CompositionCu3(CO3)2(OH)2
PleochroismNot observed in azurite.
Crystal SystemMonoclinic
Optical PropertiesBiaxial (+)
Refractive Index1.730 - 1.838
2V angleMeasured: 58°
DispersionNot typically noted for its dispersion.