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Sapphire
Sapphire

Friedelite
Friedelite



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Sapphire
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Friedelite

Sapphire and Friedelite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3
 
-
-
-
3.06-3.19
Uneven
{010} Perfect
4-5
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Sapphire and Friedelite Chemical Formula

While comparing Sapphire and Friedelite 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 Sapphire and Friedelite chemical formula.

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Sapphire and Friedelite Specific Gravity

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