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Proustite and Albite Physical Properties


Albite and Proustite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.51-5.64   
2.60-2.65   

Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal   

Cleavage
Distinct on {10 1 1}   
Perfect on {001}, very good on {010}, imperfect on {110}   

Mohs Hardness
2.5   
6-6.5   

Chemical Composition
Ag 3AsS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Proustite and Albite Chemical Formula

While comparing Proustite 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 Proustite and Albite chemical formula.

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Proustite and Albite Specific Gravity

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

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