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Bertrandite
Bertrandite

Viridine
Viridine



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Bertrandite
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Viridine

Bertrandite and Viridine 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)
 
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-
-
3.05-3.21
-
None
7-7.5
(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)

Bertrandite and Viridine Chemical Formula

While comparing Bertrandite and Viridine 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 Viridine chemical formula.

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Bertrandite and Viridine Specific Gravity

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