Wax Opal and Bustamite Physical Properties
Solubility
-
Partly soluble in HCl.
Specific Gravity
1.98-2.50
3.32-3.43
Fracture
ConchoidalWalter Schumann
Conchoidal
Cleavage
None
{100} perfect; {110} and {1 1 0} good; {010} poor
Mohs Hardness
5.5-6.5
5.5-6
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Wax Opal and Bustamite Chemical Formula
While comparing Wax Opal and Bustamite 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 Wax Opal and Bustamite chemical formula.
- Chemical formula of Wax Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Wax Opal and Bustamite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wax Opal and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wax Opal and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Wax Opal is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.