Elbaite and Jade Physical Properties

Elbaite

Jade

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.90-3.102.90-3.38

1 7.18

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Fracture

Uneven, Conchoidal

Splintery

Cleavage

Poor/indistinct on {1120} and {1011}

1 or 2,2 prismatic.

Mohs Hardness

76-7

2 10

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Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

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

Elbaite and Jade Chemical Formula

While comparing Elbaite 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 Elbaite and Jade chemical formula.

Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Compare Blue Gemstones

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Elbaite Vs Hibonite

Elbaite and Jade Specific Gravity

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