Bastnasite and Ulexite Physical Properties

Bastnasite and Ulexite Chemical Formula

While comparing Bastnasite and Ulexite 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 Ulexite chemical formula.

• Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Bastnasite and Ulexite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Ulexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Ulexite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 1.65-1.99 whereas that of Ulexite is 1.65-1.99.