Muscovite and Ajoite Physical Properties

Muscovite

Ajoite

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.882.96

1 7.18

1.5 Fracture

Micaceous, Brittle

Not Available

1.6 Cleavage

Perfect on the {001}

Perfect on {010}

1.7 Mohs Hardness

2-35

2 10

1.8 Chemical Composition

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

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Muscovite and Ajoite Chemical Formula

While comparing Muscovite and Ajoite 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 Ajoite 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 Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Muscovite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Muscovite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 2.96 whereas that of Ajoite is 2.96.