Mellite and Fayalite Physical Properties

Mellite

Fayalite

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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

1.58-1.604.392

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{011} Imperfect

{010} moderate, {100} imperfect

1.7 Mohs Hardness

26.5-7

2 10

1.8 Chemical Composition

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

Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Mellite and Fayalite Chemical Formula

While comparing Mellite and Fayalite 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 Fayalite chemical formula.

Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Brown Gemstones

Mellite Vs Morion

Mellite Vs Mother of Pearl

Mellite Vs Narsarsukite

Mellite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 4.392 whereas that of Fayalite is 4.392.