Stibiotantalite and Bustamite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Partly soluble in HCl.
Durability
Not Available
Not Available
Specific Gravity
Not Available
3.32-3.43
Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
{???} Perfect
{100} perfect; {110} and {1 1 0} good; {010} poor
Mohs Hardness
5.5-6
5.5-6
Chemical Composition
SbTaO 4Ulrich Henn and Claudio C.
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Stibiotantalite and Bustamite Chemical Formula
While comparing Stibiotantalite and Bustamite 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 Stibiotantalite and Bustamite chemical formula.
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Stibiotantalite and Bustamite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.