Vesuvianite and Umbalite Physical Properties

Vesuvianite

Umbalite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.32-3.43

Conchoidal

Poor on {110} and {100} very poor on {001}

6-7

Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4

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)

Vesuvianite and Umbalite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Umbalite chemical formula.

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Vesuvianite and Umbalite Specific Gravity

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