Brookite and Benitoite Physical Properties
Solubility
-
Insoluble: HCl
Specific Gravity
3.87-4.14
3.61-3.68
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Poor on {120}, in traces on {001}
[10 1 1] poor
Mohs Hardness
5.5-6
6-6.5
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Brookite and Benitoite Chemical Formula
While comparing Brookite 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 Brookite and Benitoite chemical formula.
- Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Brookite and Benitoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Brookite and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.