Muscovite and Hackmanite Physical Properties

Muscovite

Hackmanite

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.882.27-2.33

1 7.18

1.5 Fracture

Micaceous, Brittle

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on the {001}

Not Available

1.7 Mohs Hardness

2-35.5-6

2 10

1.8 Chemical Composition

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

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Muscovite and Hackmanite Chemical Formula

While comparing Muscovite and Hackmanite 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 Muscovite and Hackmanite chemical formula.

Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Muscovite and Hackmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Muscovite and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.