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Hollandite
Hollandite

Sardonyx
Sardonyx



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Hollandite
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Sardonyx

Hollandite and Sardonyx 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
 
-
-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Hollandite and Sardonyx Chemical Formula

While comparing Hollandite and Sardonyx 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 Sardonyx chemical formula.

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Hollandite and Sardonyx Specific Gravity

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