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Apophyllite and Phlogopite Physical Properties


Phlogopite and Apophyllite Physical Properties


Physical Properties

Tenacity
Not Available   
Tough   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.30-2.50   
2.78-2.85   

Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)   
None, Uneven   

Cleavage
Perfect on (001)   
Perfect basal (001)   

Mohs Hardness
4.5-5   
2-2.5   

Chemical Composition
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.   
Not Available   

Optical Properties >>
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Apophyllite and Phlogopite Chemical Formula

While comparing Apophyllite 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 Apophyllite and Phlogopite chemical formula.

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Apophyllite and Phlogopite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Apophyllite is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.

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