Staurolite and Wavellite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
3.7-3.8
2.36
Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Cleavage
Distinct on {010}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
7-7.5
3.5-4
Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Staurolite and Wavellite Chemical Formula
While comparing Staurolite 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 Staurolite and Wavellite chemical formula.
- Chemical formula of Staurolite- (Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich 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
Staurolite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Staurolite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Staurolite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Staurolite is 2.36 whereas that of Wavellite is 2.36.