What is Sodalite?


Sodalite is a rich royal blue mineral that is well known for its intricate white or grey veining. It’s primarily found in Brazil, but it can also be sourced from other countries including Russia and Canada. Sodalite is often used as an ornamental gemstone and is a popular choice for jewelry.

Sodalite is a blue mineral known for its intricate white or grey veining. Its striking appearance makes it a popular choice for jewelry and decorative items. The stone is often used in necklaces, bracelets, and earrings, and is sometimes used to make beads.

Gemstone Properties

Chemical ClassificationInorganic - Silicate (Feldspathoid)
ColorDeep blue with white calcite inclusions.
LusterVitreous to greasy.
OccurrenceBrazil, Canada, and Namibia.
FormationTypically found in igneous environments and limestone cavities.
CleavagePoor in six directions
Mohs Hardness5.5-6.
Specific GravityApproximately 2.1 to 2.3.
Diagnostic PropertiesBlue color, often with white veins.
Chemical CompositionNa8(Al6Si6O24)Cl2
PleochroismNot noticeable due to its opacity.
Crystal SystemCubic
Optical PropertiesBiaxial (+)
Refractive Index1.483
2V angleMeasured: 58°
DispersionNot typically relevant for opaque stones like sodalite.