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Sugilite
Sugilite

Umbalite
Umbalite



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Sugilite
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Umbalite

Sugilite and Umbalite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.69-2.79
Conchoidal
Poor on {0001}
5.5-6.5
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael 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)

Sugilite and Umbalite Chemical Formula

While comparing Sugilite 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 Sugilite and Umbalite chemical formula.

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Sugilite and Umbalite Specific Gravity

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