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Umbalite
Umbalite

Mimetite
Mimetite



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Umbalite
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Mimetite

Umbalite and Mimetite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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)
 
Brittle
-
-
7.10
Conchoidal
[10 1 1] Imperfect
3.5
Pb 5(AsO 4) 3ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Umbalite and Mimetite Chemical Formula

While comparing Umbalite and Mimetite 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 Mimetite chemical formula.

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Umbalite and Mimetite Specific Gravity

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