Jade and Malachite Physical Properties

Jade

Malachite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.90-3.383.25-4.10

1 7.18

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Fracture

Splintery

Conchoidal, Uneven

Cleavage

1 or 2,2 prismatic.

Perfect on { 2 01} fair on {010}

Mohs Hardness

6-73.5-4

2 10

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Chemical Composition

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

Cu₂CO₃(OH)₂

Jade and Malachite Chemical Formula

While comparing Jade and Malachite 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 Malachite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Malachite- Cu₂CO₃(OH)₂

Compare Semi Precious Gemstones

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Jade Vs Rhodolite

Jade Vs Rubellite

Jade and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Malachite Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.25-4.10 whereas that of Malachite is 3.25-4.10.