Hackmanite and Stibiotantalite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.27-2.33
Not Available
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
Not Available
{???} Perfect
Mohs Hardness
5.5-6
5.5-6
Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
SbTaO 4Ulrich Henn and Claudio C.
Hackmanite and Stibiotantalite Chemical Formula
While comparing Hackmanite and Stibiotantalite 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 Hackmanite and Stibiotantalite chemical formula.
- Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Hackmanite and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hackmanite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is Not Available whereas that of Stibiotantalite is Not Available.