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Scheelite
Scheelite

Umbalite
Umbalite



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Scheelite
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Umbalite

Scheelite and Umbalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
5.9-6.3
Conchoidal, Uneven
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
4.5-5
CaWO 4Michael 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)

Scheelite and Umbalite Chemical Formula

While comparing Scheelite 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 Scheelite and Umbalite chemical formula.

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Scheelite and Umbalite Specific Gravity

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