Bustamite and Rhodolite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Partly soluble in HCl.
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.32-3.43
  
3.84
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Conchoidal
  
Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
  
none, may show indistinct parting
  
Mohs Hardness
5.5-6
  
7-7.5
  
Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
(Mg,Fe)3Al2Si3O12
  
Bustamite and Rhodolite Chemical Formula
While comparing Bustamite and Rhodolite 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 Bustamite and Rhodolite chemical formula.
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Rhodolite- (Mg,Fe)3Al2Si3O12
Bustamite and Rhodolite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bustamite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 3.84 whereas that of Rhodolite is 3.84.