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Hercynite
Hercynite

Phlogopite
Phlogopite



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Hercynite
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Phlogopite

Hercynite and Phlogopite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.39
Uneven
{111} Indistinct, {111} Indistinct, {111} Indistinct
7.5-8
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
 
Tough
-
-
2.78-2.85
Uneven
Perfect basal (001)
2-2.5
KMg3(Si3Al)O10(F,OH)2

Hercynite and Phlogopite Chemical Formula

While comparing Hercynite 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 Hercynite and Phlogopite chemical formula.

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Hercynite and Phlogopite Specific Gravity

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