Jade and Dioptase Physical Properties

Jade

Dioptase

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Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

2.90-3.383.25-3.35

1 7.18

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Fracture

Splintery

Conchoidal, ConchoidalWalter Schumann

Cleavage

1 or 2,2 prismatic.

Perfect in three directions

Mohs Hardness

6-75

2 10

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Chemical Composition

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

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Jade and Dioptase Chemical Formula

While comparing Jade and Dioptase 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 Dioptase chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Dioptase- CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Semi Precious Gemstones

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Jade Vs Rhodolite

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Jade and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Dioptase Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.25-3.35 whereas that of Dioptase is 3.25-3.35.