Jade and Axinite Physical Properties

Jade

Axinite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.90-3.383.26-3.36

1 7.18

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Fracture

Splintery

Conchoidal

Cleavage

1 or 2,2 prismatic.

Good on {100}

Mohs Hardness

6-76.5-7

2 10

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Chemical Composition

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

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Jade and Axinite Chemical Formula

While comparing Jade and Axinite 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 Jade and Axinite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Jade and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Axinite Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.26-3.36 whereas that of Axinite is 3.26-3.36.