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Umbalite
Umbalite

Plumbogummite
Plumbogummite



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Umbalite
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Plumbogummite

Umbalite and Plumbogummite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.62-4.33
4.014
1.5 Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
Uneven, Conchoidal
1.6 Cleavage
Not Available
None
1.7 Mohs Hardness
7-7.5
4-5
1.8 Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Not Available

Umbalite and Plumbogummite Chemical Formula

While comparing Umbalite and Plumbogummite 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 Plumbogummite chemical formula.

  • Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
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Umbalite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 4.014 whereas that of Plumbogummite is 4.014.