Wernerite and Vivianite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.50-2.80
2.64-2.70
Fracture
Not Available
(e.g. graphite).
Cleavage
Not Available
{010} Perfect
Mohs Hardness
5-6.5
Not Available
Chemical Composition
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Wernerite and Vivianite Chemical Formula
While comparing Wernerite and Vivianite 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 Wernerite and Vivianite chemical formula.
- Chemical formula of Wernerite- Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Wernerite and Vivianite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wernerite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wernerite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Wernerite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.