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Labradorite and Sunstone Physical Properties


Sunstone and Labradorite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.69-2.72   
2.62-2.65   

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

Cleavage
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}   
001   

Mohs Hardness
6-6.5   
6   

Chemical Composition
(Na,Ca)1-2Si3-2O8   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Labradorite and Sunstone Chemical Formula

While comparing Labradorite 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 Labradorite and Sunstone chemical formula.

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Labradorite and Sunstone Specific Gravity

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

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