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Feldspar and Umbalite Physical Properties


Umbalite and Feldspar Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.56-2.75   
3.62-4.33   

Fracture
Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)   
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)   

Cleavage
two or three   
Not Available   

Mohs Hardness
6-6.5   
7-7.5   

Chemical Composition
Not Available   
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)   

Optical Properties >>
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Feldspar and Umbalite Chemical Formula

While comparing Feldspar and Umbalite 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 Feldspar and Umbalite chemical formula.

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Feldspar and Umbalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.

Green Gemstones

Green Gemstones


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