Epidote and Jade Physical Properties

Epidote

Jade

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.25-3.502.90-3.38

1 7.18

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Fracture

Conchoidal, Fibrous

Splintery

Cleavage

{001} perfect and {100} imperfect

1 or 2,2 prismatic.

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

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Epidote and Jade Chemical Formula

While comparing Epidote and Jade 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 Jade 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 Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Compare Brown Gemstones

Epidote Vs Gedrite

Epidote Vs Goethite

Epidote Vs Hessonite

Epidote and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Epidote and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Epidote and Jade Optical Properties during the identification of gemstone. Specific gravity of Epidote is 2.90-3.38 whereas that of Jade is 2.90-3.38.