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Phlogopite
Phlogopite

Natrolite
Natrolite



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Phlogopite
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Natrolite

Phlogopite and Natrolite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Tough
-
-
2.78-2.85
Uneven
Perfect basal (001)
2-2.5
KMg3(Si3Al)O10(F,OH)2
 
Brittle
-
-
2.20-2.26
Uneven
Perfect on {110}
5-5.5
Na 2[Al 2Si 3O 10] · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Phlogopite and Natrolite Chemical Formula

While comparing Phlogopite and Natrolite 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 Phlogopite and Natrolite chemical formula.

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Phlogopite and Natrolite Specific Gravity

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