Bytownite and Bastnasite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.72-2.75
4.95-5.0
Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven
Cleavage
Perfect on [001], good on [010], imperfect on [110]
Imperfect to indistinct on {10 1 0}, parting on {0001}
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Bastnasite Chemical Formula
While comparing Bytownite and Bastnasite 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 Bastnasite 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 Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Bastnasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bytownite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.