Vesuvianite and Augelite Physical Properties

Vesuvianite

Augelite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.32-3.432.70-2.75

1 7.18

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Fracture

Conchoidal

Cleavage

Poor on {110} and {100} very poor on {001}

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

Mohs Hardness

6-74.5-5

2 10

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Chemical Composition

Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4

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

Vesuvianite and Augelite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Augelite chemical formula.

Chemical formula of Vesuvianite- Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Brown Gemstones

Vesuvianite Vs Mottramite

Vesuvianite Vs Kutnohorite

Vesuvianite Vs Radiolarite

Vesuvianite and Augelite Specific Gravity

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