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Chalcedony and Sunstone Physical Properties


Sunstone and Chalcedony Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.55-2.70   
2.62-2.65   

Fracture
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann   
Gemstones of the world (2001)   

Cleavage
Absent   
001   

Mohs Hardness
6.5-7   
6   

Chemical Composition
SiO2   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Chalcedony and Sunstone Chemical Formula

While comparing Chalcedony and Sunstone 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 Chalcedony and Sunstone chemical formula.

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Chalcedony and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcedony and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.

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