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Bustamite
Bustamite

Girasol
Girasol



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Bustamite
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Girasol

Bustamite and Girasol Physical Properties

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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
 
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-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Bustamite and Girasol Chemical Formula

While comparing Bustamite and Girasol 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 Girasol chemical formula.

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Bustamite and Girasol Specific Gravity

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