Phenakite and Stibiotantalite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.90-2.98
Not Available
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
{???} Perfect
Mohs Hardness
7.5-8
5.5-6
Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SbTaO 4Ulrich Henn and Claudio C.
Phenakite and Stibiotantalite Chemical Formula
While comparing Phenakite 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 Phenakite and Stibiotantalite chemical formula.
- Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Phenakite and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Phenakite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Phenakite is Not Available whereas that of Stibiotantalite is Not Available.