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Leucite
Leucite

Umbalite
Umbalite



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Leucite
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Umbalite

Leucite and Umbalite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.45-2.50
Conchoidal
Poor on {110}
5.5-6
KAlSi 2O 6Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
3.62-4.33
Uneven
Indiscernible
7-7.5
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Leucite and Umbalite Chemical Formula

While comparing Leucite 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 Leucite and Umbalite chemical formula.

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Leucite and Umbalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Leucite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Leucite Vs Umbalite during the identification of gemstone. Specific gravity of Leucite is whereas that of Umbalite is .