Vivianite and Beryllonite Physical Properties
Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.64-2.70
2.79-2.87
Fracture
(e.g. graphite).
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Cleavage
{010} Perfect
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Mohs Hardness
Not Available
5.5-6
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Beryllonite Chemical Formula
While comparing Vivianite and Beryllonite 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 Beryllonite chemical formula.
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Vivianite and Beryllonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vivianite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.
