Witherite and Dumortierite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.27-4.35
3.26-3.41
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Cleavage
{010} Distinct
Distinct on {100}, poor on {110}; parting on {001}
Mohs Hardness
3-3.5
7-8.5
Chemical Composition
BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
AlAl6O3BSi3O18
Witherite and Dumortierite Chemical Formula
While comparing Witherite and Dumortierite 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 Witherite and Dumortierite chemical formula.
- Chemical formula of Witherite- BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Dumortierite- AlAl6O3BSi3O18
Witherite and Dumortierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Witherite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Witherite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Witherite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.