Bytownite and Benitoite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Insoluble: HCl
Durability
Not Available
Not Available
Specific Gravity
2.72-2.75
3.61-3.68
Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
Perfect on [001], good on [010], imperfect on [110]
[10 1 1] poor
Mohs Hardness
6-6.5
6-6.5
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Benitoite Chemical Formula
While comparing Bytownite and Benitoite 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 Bytownite and Benitoite chemical formula.
- Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Benitoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bytownite and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.