Andradite Garnet and Gahnite Physical Properties

Andradite 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

3.8-3.94.00-4.62

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven

1.6 Cleavage

None

Indistinct parting on [111]

1.7 Mohs Hardness

6.5-7.57.5-8

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

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

Andradite Garnet and Gahnite Chemical Formula

While comparing Andradite 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 Andradite Garnet and Gahnite chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Andradite Garnet Vs Trapiche emerald

Andradite Garnet Vs Lemon quartz

Andradite Garnet Vs Rutilated topaz

Andradite Garnet and Gahnite Specific Gravity

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