Sodalite
Na4Al3Si3O12Cl
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Sodalite is a royal-blue tectosilicate mineral named for its sodium content. It is widely used as an ornamental gemstone. Unlike the similarly colored lapis lazuli, sodalite rarely contains pyrite and its blue color is more even and uniform.
| Système Cristallin | Cubic (Isometric) |
| Classe Minérale | 09 Silicates |
| Dureté Mohs | 5.5-6.0 |
| Densité | 2.14-2.40 |
| Couleur | Rich royal blue, violet-blue, gray, white |
| Éclat | Vitreous |
| Trait | White |
| Clivage | Poor {110} |
| Cassure | Conchoidal to uneven |
| Transparence | Translucent |
| Habitus Cristallin | Massive, dodecahedral (rare) |
Dureté Mohs
Mohs Hardness: 5,5 – 6,0
1 Soft10 Hard
Système Cristallin
Cubic (Isometric)Frequently Asked Questions
What is the hardness of Sodalite?
Sodalite has a Mohs hardness of 5.5-6.0.
What crystal system does Sodalite belong to?
Sodalite crystallizes in the Cubic (Isometric) crystal system.
What color is Sodalite?
Sodalite is typically Rich royal blue, violet-blue, gray, white.
What type of luster does Sodalite have?
Sodalite exhibits a Vitreous luster.
What is the chemical formula of Sodalite?
The chemical formula of Sodalite is Na4Al3Si3O12Cl.