Malachite and Muscovite Physical Properties

Malachite

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

3.25-4.102.78-2.88

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

Micaceous, Brittle

1.6 Cleavage

Perfect on { 2 01} fair on {010}

Perfect on the {001}

1.7 Mohs Hardness

3.5-42-3

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

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

Malachite and Muscovite Chemical Formula

While comparing Malachite 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 Malachite and Muscovite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂
Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Malachite and Muscovite Specific Gravity

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