Gahnite and Muscovite Physical Properties

Gahnite

Muscovite

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1 Physical Properties

1.1 Tenacity

Not Available

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.00-4.622.78-2.88

1 7.18

1.5 Fracture

Conchoidal, Uneven

Micaceous, Brittle

1.6 Cleavage

Indistinct parting on [111]

Perfect on the {001}

1.7 Mohs Hardness

7.5-82-3

2 10

1.8 Chemical Composition

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

KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Gahnite and Muscovite Chemical Formula

While comparing Gahnite and Muscovite 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 Gahnite and Muscovite chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Compare Blue Gemstones

Gahnite Vs Indicolite Blue Tourmaline

Gahnite Vs Hydrogrossular

Gahnite Vs Howlite

Gahnite and Muscovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Muscovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Muscovite Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 2.78-2.88 whereas that of Muscovite is 2.78-2.88.