Benitoite and Smithsonite Physical Properties
Solubility
Insoluble: HCl
-
Specific Gravity
3.61-3.68
4.00-4.65
Fracture
Conchoidal
Uneven, Sub-Conchoidal
Cleavage
[10 1 1] poor
Perfect on [1011]
Mohs Hardness
6-6.5
5-5.5
Chemical Composition
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Benitoite and Smithsonite Chemical Formula
While comparing Benitoite and Smithsonite 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 Benitoite and Smithsonite chemical formula.
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Benitoite and Smithsonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Benitoite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Benitoite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Benitoite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.