Periclase and Sapphirine Physical Properties

Periclase

Sapphirine

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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

3.7-3.93.40-3.58

1 7.18

1.5 Fracture

Conchoidal, Brittle

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

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

{010} Perfect

1.7 Mohs Hardness

5.5-67.5

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Periclase and Sapphirine Chemical Formula

While comparing Periclase and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found In Australia

Periclase Vs Sapphire

Periclase Vs Scheelite

Periclase Vs Rinkite Ce

Periclase and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Periclase is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.