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Prehnite and Sunstone Physical Properties


Sunstone and Prehnite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.80-2.95   
2.62-2.65   

Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic   
Gemstones of the world (2001)   

Cleavage
Distinct on [001]   
001   

Mohs Hardness
6-6.5   
6   

Chemical Composition
Ca2Al2Si3O12(OH)   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Prehnite and Sunstone Chemical Formula

While comparing Prehnite 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 Prehnite and Sunstone chemical formula.

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Prehnite and Sunstone Specific Gravity

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

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