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Phlogopite
Phlogopite

Chiastolite
Chiastolite



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Phlogopite
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Chiastolite

Phlogopite and Chiastolite 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
 
-
-
-
3.00-3.15
-
Indistinct
5-5.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006)

Phlogopite and Chiastolite Chemical Formula

While comparing Phlogopite and Chiastolite 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 Chiastolite chemical formula.

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Phlogopite and Chiastolite Specific Gravity

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