Jacobsite and Wavellite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
4.76-5.03
2.36
Fracture
Conchoidal, Brittle
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Cleavage
None
[110] perfect, [101] good, [010] distinct
Mohs Hardness
5.5-6.5
3.5-4
Chemical Composition
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Jacobsite and Wavellite Chemical Formula
While comparing Jacobsite 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 Jacobsite and Wavellite chemical formula.
- Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Jacobsite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jacobsite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jacobsite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Jacobsite is 2.36 whereas that of Wavellite is 2.36.