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Cryolite
Cryolite

Brucite
Brucite



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Cryolite
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Brucite

Cryolite and Brucite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
2.97
Uneven
None observed
2.5
Na 3AlF 6Ulrich Henn and Claudio C.
 
Sectile
-
-
2.39
Irregular
Perfect on {0001}
2.5
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Cryolite and Brucite Chemical Formula

While comparing Cryolite and Brucite 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 Cryolite and Brucite chemical formula.

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Cryolite and Brucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cryolite and Brucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cryolite Vs Brucite during the identification of gemstone. Specific gravity of Cryolite is whereas that of Brucite is .