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Atacamite
Atacamite

Omphacite
Omphacite



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Atacamite
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Omphacite

Atacamite and Omphacite 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
 
-
-
-
3.16-3.43
Uneven, Conchoidal
{110} Good, {110} Good
5-6
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Atacamite and Omphacite Chemical Formula

While comparing Atacamite and Omphacite 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 Omphacite chemical formula.

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Atacamite and Omphacite Specific Gravity

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