Fibrolite and Umbalite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.14-3.25
3.62-4.33
Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
Cleavage
Not Available
Not Available
Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009)
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Fibrolite and Umbalite Chemical Formula
While comparing Fibrolite 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 Fibrolite and Umbalite chemical formula.
- Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
- Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Fibrolite and Umbalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Fibrolite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fibrolite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Fibrolite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.