Biotite and Baryte Barite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.7-3.3
4.43-4.46
Fracture
Uneven, Even, Yellow, White
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Cleavage
Perfect on the {001}
Not Available
Mohs Hardness
2.5-3.0
3-3.5
Chemical Composition
K(Mg,Fe++)3[AlSi3O10(OH,F)2
BaSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Biotite and Baryte Barite Chemical Formula
While comparing Biotite and Baryte Barite 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 Biotite and Baryte Barite chemical formula.
- Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2
- Chemical formula of Baryte Barite- BaSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Biotite and Baryte Barite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Biotite and Baryte Barite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Biotite and Baryte Barite Optical Properties during the identification of gemstone. Specific gravity of Biotite is 4.43-4.46 whereas that of Baryte Barite is 4.43-4.46.