Periclase and Kornerupine Physical Properties

Periclase

Kornerupine

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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

3.7-3.93.25-3.45

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

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

Good on {110}

1.7 Mohs Hardness

5.5-66.5

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Periclase and Kornerupine Chemical Formula

While comparing Periclase and Kornerupine 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 Kornerupine chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Compare Gems Found In Australia

Periclase Vs Rinkite Ce

Periclase Vs Scheelite

Periclase Vs Sapphire

Periclase and Kornerupine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Kornerupine Optical Properties during the identification of gemstone. Specific gravity of Periclase is 3.25-3.45 whereas that of Kornerupine is 3.25-3.45.