Goshenite and Umbalite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.60-2.90
3.62-4.33
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
Cleavage
3,1 basal
Not Available
Mohs Hardness
7.5-8
7-7.5
Chemical Composition
Be3Al2SiO6
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Goshenite and Umbalite Chemical Formula
While comparing Goshenite 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 Goshenite and Umbalite chemical formula.
- Chemical formula of Goshenite- Be3Al2SiO6
- Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Goshenite and Umbalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Goshenite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goshenite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Goshenite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.