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Periclase
Periclase

Phlogopite
Phlogopite



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Periclase
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Phlogopite

Periclase and Phlogopite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.7-3.9
Conchoidal
{001} perfect; {111} imperfect, may exhibit parting on , {011}
5.5-6
MgOMichael O’Donoghue , Gems, Sixth Edition (2006)
 
Tough
-
-
2.78-2.85
Uneven
Perfect basal (001)
2-2.5
KMg3(Si3Al)O10(F,OH)2

Periclase and Phlogopite Chemical Formula

While comparing Periclase 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 Periclase and Phlogopite chemical formula.

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Periclase and Phlogopite Specific Gravity

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