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Pyrope
Pyrope

Augelite
Augelite



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Pyrope
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Augelite

Pyrope and Augelite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble in water
-
3.62-3.87
Conchoidal
None
7-7.5
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
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-
-
2.70-2.75
Conchoidal
From the Greek for luster, for its pearly luster on the cleavage.
4.5-5
Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Pyrope and Augelite Chemical Formula

While comparing Pyrope and Augelite 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 Pyrope and Augelite chemical formula.

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Pyrope and Augelite Specific Gravity

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