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Hollandite and Quartz Physical Properties


Quartz and Hollandite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.05   
2.65   

Fracture
Brittle, Metallic   
Conchoidal, Conchoidal, Brittle, Gems   

Cleavage
Distinct / Good, Prismatic   
{0110} Indistinct   

Mohs Hardness
4-6   
7   

Chemical Composition
Ba(Mn++++,Mn++)8O16   
SiO2   

Optical Properties >>
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Hollandite and Quartz Chemical Formula

While comparing Hollandite and Quartz 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 Quartz chemical formula.

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Hollandite and Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Quartz Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2.65 whereas that of Quartz is 2.65.

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