Periclase and Cordierite Iolite Physical Properties

Periclase

Cordierite Iolite

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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

3.7-3.92.56-2.66

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Periclase and Cordierite Iolite Chemical Formula

While comparing Periclase and Cordierite Iolite 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 Cordierite Iolite chemical formula.

Chemical formula of Periclase- MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Compare Gems Found In Australia

Periclase Vs Sapphire

Periclase Vs Scheelite

Periclase Vs Rinkite Ce

Periclase and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Periclase and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Periclase and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Periclase is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.