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Oligoclase and Sunstone Physical Properties


Sunstone and Oligoclase Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.62-2.67   
2.62-2.65   

Fracture
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven   
Gemstones of the world (2001)   

Cleavage
From the Greek, oligos and kasein, little cleavage.   
001   

Mohs Hardness
6-6.5   
6   

Chemical Composition
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Oligoclase and Sunstone Chemical Formula

While comparing Oligoclase 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 Oligoclase and Sunstone chemical formula.

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Oligoclase and Sunstone Specific Gravity

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

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Colorless Gems


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