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Phlogopite
Phlogopite

Petoskey Stone
Petoskey Stone



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Phlogopite
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Petoskey Stone

Phlogopite and Petoskey Stone 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
 
-
-
-
-9999
-
None
7
CaCO3

Phlogopite and Petoskey Stone Chemical Formula

While comparing Phlogopite and Petoskey Stone 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 Petoskey Stone chemical formula.

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Phlogopite and Petoskey Stone Specific Gravity

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