Grandidierite and Wavellite Physical Properties
Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
2.85-3.00
2.36
Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Cleavage
Perfect
[110] perfect, [101] good, [010] distinct
Mohs Hardness
7.5
3.5-4
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Grandidierite and Wavellite Chemical Formula
While comparing Grandidierite 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 Grandidierite and Wavellite chemical formula.
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Grandidierite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Grandidierite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.36 whereas that of Wavellite is 2.36.
