Bastnasite and Sard Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.95-5.0
2.58-2.63
Fracture
Uneven
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Imperfect to indistinct on {10 1 0}, parting on {0001}
Not Available
Chemical Composition
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Ulrich Henn and Claudio C.
Bastnasite and Sard Chemical Formula
While comparing Bastnasite and Sard 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 Sard chemical formula.
- Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Bastnasite and Sard Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bastnasite and Sard Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Sard Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 2.58-2.63 whereas that of Sard is 2.58-2.63.