Epidote and Vesuvianite Physical Properties

Epidote

Vesuvianite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.25-3.503.32-3.43

1 7.18

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Fracture

Conchoidal, Fibrous

Conchoidal

Cleavage

{001} perfect and {100} imperfect

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

Mohs Hardness

6-76-7

2 10

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Chemical Composition

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

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

Epidote and Vesuvianite Chemical Formula

While comparing Epidote and Vesuvianite 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 Epidote and Vesuvianite chemical formula.

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

Compare Brown Gemstones

Epidote Vs Gedrite

Epidote Vs Goethite

Epidote Vs Hessonite

Epidote and Vesuvianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Epidote and Vesuvianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Epidote and Vesuvianite Optical Properties during the identification of gemstone. Specific gravity of Epidote is 3.32-3.43 whereas that of Vesuvianite is 3.32-3.43.