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Bertrandite
Bertrandite

Friedelite
Friedelite



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Bertrandite
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Friedelite

Bertrandite and Friedelite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.59-2.60
-
{001} Perfect, {110} Distinct, {101} Distinct
6-7
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
 
-
-
-
3.06-3.19
Uneven
{010} Perfect
4-5
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Bertrandite and Friedelite Chemical Formula

While comparing Bertrandite and Friedelite 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 Bertrandite and Friedelite chemical formula.

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Bertrandite and Friedelite Specific Gravity

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