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Richterite
Richterite

Bertrandite
Bertrandite



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Richterite
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Bertrandite

Richterite and Bertrandite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.0-3.5
Uneven
Perfect
5-6
Na(CaNa)(Mg,Fe++)5(Si8O22)(OH)2
 
-
-
-
2.59-2.60
-
{001} Perfect, {110} Distinct, {101} Distinct
6-7
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Richterite and Bertrandite Chemical Formula

While comparing Richterite 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 Richterite and Bertrandite chemical formula.

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Richterite and Bertrandite Specific Gravity

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