Wernerite and Wavellite Physical Properties
Specific Gravity
2.50-2.80
2.36
Fracture
-
Uneven, Subconchoidal, Fibrous
Cleavage
Perfect
[110] perfect, [101] good, [010] distinct
Mohs Hardness
5-6.5
3.5-4
Chemical Composition
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Wernerite and Wavellite Chemical Formula
While comparing Wernerite and Wavellite 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 Wavellite 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 Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Wernerite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wernerite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wernerite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Wernerite is 2.36 whereas that of Wavellite is 2.36.