Bustamite and Kmmererite 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
2.60-2.64
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Not Available
Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
Not Available
Mohs Hardness
5.5-6
2-2.5
Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Bustamite and Kmmererite Chemical Formula
While comparing Bustamite and Kmmererite 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 Kmmererite chemical formula.
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Bustamite and Kmmererite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bustamite and Kmmererite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Kmmererite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 2.60-2.64 whereas that of Kmmererite is 2.60-2.64.