Atacamite and Jade Physical Properties

Atacamite

Jade

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.745-3.7762.90-3.38

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Gemstones of the world (2001), Difficult, Splintery

1.6 Cleavage

Perfect on {010}, fair on {101}

1 or 2,2 prismatic.

1.7 Mohs Hardness

3-3.56-7

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

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

Atacamite and Jade Chemical Formula

While comparing Atacamite and Jade 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 Atacamite and Jade chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Atacamite and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Jade Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 2.90-3.38 whereas that of Jade is 2.90-3.38.