Hemimorphite and Muscovite Physical Properties

Hemimorphite

Muscovite

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1 Physical Properties

1.1 Tenacity

Brittle

Elastic

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.502.78-2.88

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Micaceous, Brittle

1.6 Cleavage

Perfect on {110}, poor on {101}, {001} rare

Perfect on the {001}

1.7 Mohs Hardness

52-3

2 10

1.8 Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Hemimorphite and Muscovite Chemical Formula

While comparing Hemimorphite 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 Hemimorphite and Muscovite chemical formula.

Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Hemimorphite and Muscovite Specific Gravity

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