Weloganite and Fayalite Physical Properties

Weloganite

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

3.20-3.224.392

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

Perfect on pseudo {0001}

{010} moderate, {100} imperfect

1.7 Mohs Hardness

36.5-7

2 10

1.8 Chemical Composition

Not Available

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

Weloganite and Fayalite Chemical Formula

While comparing Weloganite 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 Weloganite and Fayalite chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Weloganite and Fayalite Specific Gravity

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