Fayalite and Riesling Beryl Physical Properties

Fayalite

Riesling Beryl

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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

4.3922.66-2.86

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{010} moderate, {100} imperfect

Not Available

1.7 Mohs Hardness

6.5-77.5-8

2 10

1.8 Chemical Composition

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

Al 2Be 3Si 6O 18Martin H.

Fayalite and Riesling Beryl Chemical Formula

While comparing Fayalite and Riesling Beryl 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 Fayalite and Riesling Beryl chemical formula.

Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.

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Fayalite and Riesling Beryl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Riesling Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Riesling Beryl Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.66-2.86 whereas that of Riesling Beryl is 2.66-2.86.