Mellite and Cordierite Iolite Physical Properties

Mellite

Cordierite Iolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.58-1.602.56-2.66

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

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

1.6 Cleavage

{011} Imperfect

Not Available

1.7 Mohs Hardness

27-7.5

2 10

1.8 Chemical Composition

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

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

Mellite and Cordierite Iolite Chemical Formula

While comparing Mellite 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 Mellite and Cordierite Iolite chemical formula.

Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Compare Brown Gemstones

Mellite Vs Morion

Mellite Vs Mother of Pearl

Mellite Vs Narsarsukite

Mellite and Cordierite Iolite Specific Gravity

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