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Atacamite
Atacamite

Lazurite
Lazurite



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Atacamite
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Lazurite

Atacamite and Lazurite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.745-3.776
Conchoidal
Perfect on {010}, fair on {101}
3-3.5
Cu2Cl(OH)3
 
Brittle
Soluble
-
2.75
Uneven, Conchoidal
Imperfect on {110}
5.5
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Atacamite and Lazurite Chemical Formula

While comparing Atacamite and Lazurite 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 Lazurite chemical formula.

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Atacamite and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite Vs Lazurite during the identification of gemstone. Specific gravity of Atacamite is whereas that of Lazurite is .