Vesuvianite and Epidote Physical Properties

Vesuvianite

Epidote

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.32-3.433.25-3.50

1 7.18

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Fracture

Conchoidal

Conchoidal, Fibrous

Cleavage

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

{001} perfect and {100} imperfect

Mohs Hardness

6-76-7

2 10

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Chemical Composition

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

CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Vesuvianite and Epidote Chemical Formula

While comparing Vesuvianite and Epidote 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 Epidote chemical formula.

Chemical formula of Vesuvianite- Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Chemical formula of Epidote- CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Vesuvianite Vs Kutnohorite

Vesuvianite Vs Radiolarite

Vesuvianite and Epidote Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vesuvianite and Epidote Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vesuvianite and Epidote Optical Properties during the identification of gemstone. Specific gravity of Vesuvianite is 3.25-3.50 whereas that of Epidote is 3.25-3.50.