Bastnasite and Scheelite Physical Properties
Specific Gravity
4.95-5.0
5.9-6.3
Fracture
Uneven
Conchoidal, Uneven
Cleavage
Imperfect to indistinct on {10 1 0}, parting on {0001}
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Chemical Composition
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bastnasite and Scheelite Chemical Formula
While comparing Bastnasite 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 Bastnasite and Scheelite chemical formula.
- Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bastnasite and Scheelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bastnasite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.