Vivianite and Benitoite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Insoluble: HCl
Durability
Not Available
Not Available
Specific Gravity
2.64-2.70
3.61-3.68
Fracture
(e.g. graphite).
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
{010} Perfect
[10 1 1] poor
Mohs Hardness
Not Available
6-6.5
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Benitoite Chemical Formula
While comparing Vivianite 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 Vivianite and Benitoite chemical formula.
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Benitoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vivianite and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.