Andradite Garnet and Augelite Physical Properties

Andradite Garnet

Augelite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.8-3.92.70-2.75

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

From the Greek for luster, for its pearly luster on the cleavage.

1.7 Mohs Hardness

6.5-7.54.5-5

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Andradite Garnet and Augelite Chemical Formula

While comparing Andradite Garnet 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 Andradite Garnet and Augelite chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Andradite Garnet and Augelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Augelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Augelite Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 2.70-2.75 whereas that of Augelite is 2.70-2.75.