Thulite and Muscovite Physical Properties

Thulite

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

3.12.78-2.88

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Micaceous, Brittle

1.6 Cleavage

Perfect {010} imperfect {100}

Perfect on the {001}

1.7 Mohs Hardness

6-72-3

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

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

Thulite and Muscovite Chemical Formula

While comparing Thulite 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 Thulite and Muscovite chemical formula.

Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Thulite and Muscovite Specific Gravity

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