Ettringite and Wavellite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Partially soluble in water
insoluble
Durability
Not Available
Not Available
Specific Gravity
1.77
2.36
Fracture
Not Available
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Cleavage
Perfect on {10 1 0}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
2-2.5
3.5-4
Chemical Composition
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ettringite and Wavellite Chemical Formula
While comparing Ettringite 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 Ettringite and Wavellite chemical formula.
- Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ettringite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ettringite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 2.36 whereas that of Wavellite is 2.36.