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Edenite and Phlogopite Physical Properties


Phlogopite and Edenite Physical Properties


Physical Properties

Tenacity
Brittle   
Tough   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.05-3.37   
2.78-2.85   

Fracture
Conchoidal, Brittle, Conchoidal   
None, Uneven   

Cleavage
Good on (110)   
Perfect basal (001)   

Mohs Hardness
5-6   
2-2.5   

Chemical Composition
NaCa2Mg5Si7AlO22(OH)2   
Not Available   

Optical Properties >>
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Edenite and Phlogopite Chemical Formula

While comparing Edenite 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 Edenite and Phlogopite chemical formula.

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Edenite and Phlogopite Specific Gravity

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

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Gems Found In Africa


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