Almandine Garnet and Fayalite Physical Properties

Almandine Garnet

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

4.34.392

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

None.

{010} moderate, {100} imperfect

1.7 Mohs Hardness

7.5-8.56.5-7

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

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

Almandine Garnet and Fayalite Chemical Formula

While comparing Almandine Garnet 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 Almandine Garnet and Fayalite chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Almandine Garnet and Fayalite Specific Gravity

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