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