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Labradorite and Riebeckite Physical Properties


Riebeckite and Labradorite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.69-2.72   
3.28-3.44   

Fracture
Uneven, Conchoidal, Gems, Sixth Edition (2006)   
Uneven, Splintery, Brittle   

Cleavage
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}   
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}   

Mohs Hardness
6-6.5   
5.0-6.0   

Chemical Composition
(Na,Ca)1-2Si3-2O8   
Not Available   

Optical Properties >>
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Labradorite and Riebeckite Chemical Formula

While comparing Labradorite and Riebeckite 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 Riebeckite chemical formula.

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Labradorite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Labradorite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Labradorite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Labradorite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.

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