Bustamite and Scheelite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Partly soluble in HCl.
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.32-3.43
5.9-6.3
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven
Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
5.5-6
4.5-5
Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bustamite and Scheelite Chemical Formula
While comparing Bustamite and Scheelite 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 Scheelite chemical formula.
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bustamite and Scheelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bustamite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.