mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
AI-generated identification · may be incorrectHardness 5.5-6 on the Mohs scale, deep royal blue color often with white calcite veins, vitreous to greasy luster, and cubic crystal system.
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Physical properties
Hardness 5.5-6 on the Mohs scale, deep royal blue color often with white calcite veins, vitreous to greasy luster, and cubic crystal system.
Formation & geological history
Forms in sodium-rich igneous rocks like nepheline syenites from cooling magma chambers.
Uses & applications
Used primarily as an ornamental stone, for carved decorative objects, and in crystal healing collections.
Geological facts
Sodalite fluoresces a bright orange-red under ultraviolet light due to mineral impurities.
Field identification & locations
Identify by its rich blue color and distinctive white veining; commonly found in Canada, Greenland, and Brazil.
