Bytownite and Scheelite Physical Properties
Specific Gravity
2.72-2.75
5.9-6.3
Fracture
Uneven
Conchoidal, Uneven
Cleavage
Perfect on [001], good on [010], imperfect on [110]
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
6-6.5
4.5-5
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Scheelite Chemical Formula
While comparing Bytownite and Scheelite 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 Bytownite and Scheelite chemical formula.
- Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Scheelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bytownite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.