Falcons Eye and Fayalite Physical Properties

Falcons Eye

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

2.58-2.644.392

1 7.18

1.5 Fracture

Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

{010} moderate, {100} imperfect

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

SiO 2Walter Schumann , Gemstones of the world (2001)

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

Falcons Eye and Fayalite Chemical Formula

While comparing Falcons Eye 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 Falcons Eye and Fayalite chemical formula.

Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Falcons Eye and Fayalite Specific Gravity

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