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Umbalite and Pezzottaite Physical Properties


Pezzottaite and Umbalite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.62-4.33   
2.90-3.14   

Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)   
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   

Cleavage
Not Available   
Imperfect; basal   

Mohs Hardness
7-7.5   
7.5-8   

Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)   
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Umbalite and Pezzottaite Chemical Formula

While comparing Umbalite and Pezzottaite 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 Umbalite and Pezzottaite chemical formula.

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Umbalite and Pezzottaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Pezzottaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Pezzottaite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 2.90-3.14 whereas that of Pezzottaite is 2.90-3.14.

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