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