Sodalite and Stichtite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Soluble
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.15-2.40
2.11-2.20
Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
Cleavage
Poor on {110}
Perfect on {0001}
Mohs Hardness
5-6
Not Available
Chemical Composition
Na8Al6Si6O24Cl2
Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sodalite and Stichtite Chemical Formula
While comparing Sodalite and Stichtite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Sodalite and Stichtite chemical formula.
- Chemical formula of Sodalite- Na8Al6Si6O24Cl2
- Chemical formula of Stichtite- Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sodalite and Stichtite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sodalite and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sodalite and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Sodalite is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.