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Periclase
Periclase

Williamsite
Williamsite



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Periclase
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Williamsite

Periclase and Williamsite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.7-3.9
Conchoidal
{001} perfect; {111} imperfect, may exhibit parting on , {011}
5.5-6
MgOMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
2.51-2.63
Conchoidal
Perfect
4
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Periclase and Williamsite Chemical Formula

While comparing Periclase and Williamsite 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 Williamsite chemical formula.

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Periclase and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase Vs Williamsite during the identification of gemstone. Specific gravity of Periclase is whereas that of Williamsite is .