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Verdelite
Verdelite

Helenite
Helenite



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Verdelite
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Helenite

Verdelite and Helenite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.90-3.40
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
 
-
-
-
-9999
-
Indiscernible
-9999
SiO2

Verdelite and Helenite Chemical Formula

While comparing Verdelite and Helenite 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 Verdelite and Helenite chemical formula.

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Verdelite and Helenite Specific Gravity

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