Wavellite and Taaffeite Physical Properties
Specific Gravity
2.36
3.60-3.61
Fracture
Uneven, Subconchoidal, Fibrous
Conchoidal
Cleavage
[110] perfect, [101] good, [010] distinct
Imperfect/fair/absent
Mohs Hardness
3.5-4
8-8.5
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Wavellite and Taaffeite Chemical Formula
While comparing Wavellite and Taaffeite 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 Wavellite and Taaffeite chemical formula.
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Wavellite and Taaffeite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wavellite and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wavellite and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Wavellite is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.