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Bustamite
Bustamite

Helenite
Helenite



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Bustamite
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Helenite

Bustamite and Helenite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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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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-
-
-9999
-
Indiscernible
-9999
SiO2

Bustamite and Helenite Chemical Formula

While comparing Bustamite and Helenite 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 Helenite chemical formula.

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Bustamite and Helenite Specific Gravity

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