Atacamite and Albite Physical Properties

Atacamite

Albite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.745-3.7762.60-2.65

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal

1.6 Cleavage

Perfect on {010}, fair on {101}

Perfect on {001}, very good on {010}, imperfect on {110}

1.7 Mohs Hardness

3-3.56-6.5

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Atacamite and Albite Chemical Formula

While comparing Atacamite and Albite 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 Albite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Atacamite and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Albite Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 2.60-2.65 whereas that of Albite is 2.60-2.65.