Bastnasite and Malachite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.95-5.0
  
3.25-4.10
  
Fracture
Uneven
  
Conchoidal, Conchoidal, Gemstones (2009), Uneven
  
Cleavage
Imperfect to indistinct on {10 1 0}, parting on {0001}
  
Perfect on { 2 01} fair on {010}
  
Mohs Hardness
4-5
  
3.5-4
  
Chemical Composition
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Cu2CO3(OH)2
  
Bastnasite and Malachite Chemical Formula
While comparing Bastnasite and Malachite 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 Malachite chemical formula.
- Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Malachite- Cu2CO3(OH)2
Bastnasite and Malachite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bastnasite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.