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Umbalite and Axinite Physical Properties


Axinite 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   
3.26-3.36   

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

Cleavage
Not Available   
Good on {100}   

Mohs Hardness
7-7.5   
6.5-7   

Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)   
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Umbalite and Axinite Chemical Formula

While comparing Umbalite and Axinite 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 Axinite chemical formula.

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Umbalite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Axinite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 3.26-3.36 whereas that of Axinite is 3.26-3.36.

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