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Periclase and Riebeckite Physical Properties


Riebeckite and Periclase Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.7-3.9   
3.28-3.44   

Fracture
Conchoidal, Brittle   
Uneven, Splintery, Brittle   

Cleavage
{001} perfect; {111} imperfect, may exhibit parting on , {011}   
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}   

Mohs Hardness
5.5-6   
5.0-6.0   

Chemical Composition
MgOMichael O’Donoghue , Gems, Sixth Edition (2006)   
Not Available   

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Periclase and Riebeckite Chemical Formula

While comparing Periclase 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 Periclase and Riebeckite chemical formula.

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Periclase and Riebeckite Specific Gravity

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

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