Chalcedony and Benitoite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Soluble
Insoluble: HCl
Durability
Not Available
Not Available
Specific Gravity
2.55-2.70
3.61-3.68
Fracture
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
Absent
[10 1 1] poor
Mohs Hardness
6.5-7
6-6.5
Chemical Composition
SiO2
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chalcedony and Benitoite Chemical Formula
While comparing Chalcedony 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 Chalcedony and Benitoite chemical formula.
- Chemical formula of Chalcedony- SiO2
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chalcedony and Benitoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chalcedony and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.