Cordierite and Wavellite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
2.57-2.66
2.36
Fracture
Subconchoidal, Conchoidal, Brittle
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Cleavage
Fair on {100}, poor on {001} and {010}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
7-7.5
3.5-4
Chemical Composition
Mg2Al4Si5O18
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cordierite and Wavellite Chemical Formula
While comparing Cordierite 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 Cordierite and Wavellite chemical formula.
- Chemical formula of Cordierite- Mg2Al4Si5O18
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cordierite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Cordierite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.36 whereas that of Wavellite is 2.36.