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Pyrargyrite and Moldavite Physical Properties


Moldavite and Pyrargyrite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.85   
2.32-2.38   

Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle   
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Distinct on {10 1 1}, imperfect on {01 1 2}   
Not Available   

Mohs Hardness
2.5-3   
5.5   

Chemical Composition
Ag 3SbS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Pyrargyrite and Moldavite Chemical Formula

While comparing Pyrargyrite and Moldavite 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 Pyrargyrite and Moldavite chemical formula.

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Pyrargyrite and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrargyrite and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrargyrite and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Pyrargyrite is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.

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