Bustamite and Chlorite group 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
2.6-3.3
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Lamellar
Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
Perfect 001
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 Chlorite group Chemical Formula
While comparing Bustamite and Chlorite group 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 Chlorite group 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 Chlorite group Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bustamite and Chlorite group Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Chlorite group Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 2.6-3.3 whereas that of Chlorite group is 2.6-3.3.