Periclase and Hiddenite Physical Properties

Periclase

Hiddenite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.7-3.93.15-3.21

1 7.18

1.5 Fracture

Conchoidal, Brittle

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{001} perfect; {111} imperfect, may exhibit parting on , {011}

1,2 prismatic

1.7 Mohs Hardness

5.5-66-7

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

LiAlSi₂O₆

Periclase and Hiddenite Chemical Formula

While comparing Periclase and Hiddenite 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 Hiddenite chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hiddenite- LiAlSi₂O₆

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Periclase and Hiddenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Periclase is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.