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Arfvedsonite
Arfvedsonite

Bustamite
Bustamite



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Arfvedsonite
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Bustamite

Arfvedsonite and Bustamite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.3-3.5
Uneven
Perfect on [110]
5-6
NaNa2(Fe++4Fe+++)Si8O22(OH)2
 
-
Partly soluble in HCl.
-
3.32-3.43
Conchoidal
{100} perfect; {110} and {1 1 0} good; {010} poor
5.5-6
(Ca,Mn2+ )Si 3O 9Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Arfvedsonite and Bustamite Chemical Formula

While comparing Arfvedsonite 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 Arfvedsonite and Bustamite chemical formula.

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Arfvedsonite and Bustamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite Vs Bustamite during the identification of gemstone. Specific gravity of Arfvedsonite is whereas that of Bustamite is .