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Atacamite
Atacamite

Kyanite
Kyanite



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Atacamite
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Kyanite

Atacamite and Kyanite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.745-3.7763.53-3.65
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Brittle
Splintery, Brittle, Metallic
1.6 Cleavage
Perfect on {010}, fair on {101}
[100] perfect [010] imperfect with 79° angle between
1.7 Mohs Hardness
3-3.54-7
Amber
2 10
1.8 Chemical Composition
Cu2Cl(OH)3
Not Available

Atacamite and Kyanite Chemical Formula

While comparing Atacamite and Kyanite 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 Kyanite chemical formula.

  • Chemical formula of Atacamite- Cu2Cl(OH)3
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Atacamite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.