Afghanite and Stibiotantalite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.65
Not Available
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, Conchoidal, Brittle
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
Perfect {10 1 0}
{???} Perfect
Mohs Hardness
5.5-6
5.5-6
Chemical Composition
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
SbTaO 4Ulrich Henn and Claudio C.
Afghanite and Stibiotantalite Chemical Formula
While comparing Afghanite 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 Afghanite and Stibiotantalite chemical formula.
- Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Afghanite and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Afghanite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Afghanite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Afghanite is Not Available whereas that of Stibiotantalite is Not Available.