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Bustamite
Bustamite

Pyrite Marcasite
Pyrite Marcasite



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Bustamite
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Pyrite Marcasite

Bustamite and Pyrite Marcasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
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
 
-
-
-
4.9-5.2
-
None
6-6.5
FeS2

Bustamite and Pyrite Marcasite Chemical Formula

While comparing Bustamite and Pyrite Marcasite 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 Pyrite Marcasite chemical formula.

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Bustamite and Pyrite Marcasite Specific Gravity

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