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Sylvite
Sylvite

Bertrandite
Bertrandite



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Sylvite
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Bertrandite

Sylvite and Bertrandite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
1.993
Uneven
Perfect on [100], [010], [001]
2.5
KCl
 
-
-
-
2.59-2.60
-
{001} Perfect, {110} Distinct, {101} Distinct
6-7
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Sylvite and Bertrandite Chemical Formula

While comparing Sylvite and Bertrandite 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 Sylvite and Bertrandite chemical formula.

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Sylvite and Bertrandite Specific Gravity

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