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Hollandite
Hollandite
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Tantalite
Tantalite
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Hollandite
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Tantalite

Hollandite and Tantalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
5.05
-
Distinct / Good, Prismatic
4-6
Ba(Mn++++,Mn++)8O16
 
-
-
-
5.2
Subconchoidal, Conchoidal
Good in one direction
6-6.5
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Hollandite and Tantalite Chemical Formula

While comparing Hollandite and Tantalite 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 Hollandite and Tantalite chemical formula.

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Hollandite and Tantalite Specific Gravity

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