Almandine Garnet and Gahnite Physical Properties

Almandine Garnet

Gahnite

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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

4.34.00-4.62

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven

1.6 Cleavage

None.

Indistinct parting on [111]

1.7 Mohs Hardness

7.5-8.57.5-8

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Almandine Garnet and Gahnite Chemical Formula

While comparing Almandine Garnet and Gahnite 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 Gahnite chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Almandine Garnet Vs Mystic topaz

Almandine Garnet and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine Garnet and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine Garnet and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Almandine Garnet is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.