Jade and Serpentine Physical Properties

Jade

Serpentine

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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

2.90-3.382.44-2.62

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Uneven, Uneven, Gemstones of the world (2001) More from other references

1.6 Cleavage

1 or 2,2 prismatic.

Not Available

1.7 Mohs Hardness

6-72.5-5.5

2 10

1.8 Chemical Composition

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

H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

Jade and Serpentine Chemical Formula

While comparing Jade and Serpentine 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 Serpentine chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Serpentine- H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

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Jade and Serpentine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Serpentine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Serpentine Optical Properties during the identification of gemstone. Specific gravity of Jade is 2.44-2.62 whereas that of Serpentine is 2.44-2.62.