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Umbalite
Umbalite

Montebrasite
Montebrasite



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Umbalite
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Montebrasite

Umbalite and Montebrasite Physical Properties

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)
 
-
-
-
2.98-3.10
Uneven, Conchoidal
{100} Perfect, {110} Good, {011} Distinct
5.5-6
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

Umbalite and Montebrasite Chemical Formula

While comparing Umbalite and Montebrasite 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 Montebrasite chemical formula.

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Umbalite and Montebrasite Specific Gravity

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