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Phlogopite
Phlogopite

Precious Opal
Precious Opal



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Phlogopite
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Precious Opal

Phlogopite and Precious Opal 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
 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Phlogopite and Precious Opal Chemical Formula

While comparing Phlogopite and Precious Opal 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 Precious Opal chemical formula.

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Phlogopite and Precious Opal Specific Gravity

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