Almandine and Taaffeite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.95-4.30
3.60-3.61
Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal
Cleavage
none
Imperfect/fair/absent
Mohs Hardness
7-7.5
8-8.5
Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Almandine and Taaffeite Chemical Formula
While comparing Almandine and Taaffeite 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 Almandine and Taaffeite chemical formula.
- Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
- Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Almandine and Taaffeite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Almandine and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Almandine is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.