Jade and Sapphirine Physical Properties

Jade

Sapphirine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.383.40-3.58

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

1 or 2,2 prismatic.

{010} Perfect

1.7 Mohs Hardness

6-77.5

2 10

1.8 Chemical Composition

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

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Jade and Sapphirine Chemical Formula

While comparing Jade and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Jade and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.