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Verdelite
Verdelite

Phlogopite
Phlogopite



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Verdelite
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Phlogopite

Verdelite and Phlogopite 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.
 
Tough
-
-
2.78-2.85
Uneven
Perfect basal (001)
2-2.5
KMg3(Si3Al)O10(F,OH)2

Verdelite and Phlogopite Chemical Formula

While comparing Verdelite and Phlogopite 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 Phlogopite chemical formula.

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Verdelite and Phlogopite Specific Gravity

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