Muscovite and Vivianite Physical Properties

Muscovite

Vivianite

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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

2.78-2.882.64-2.70

1 7.18

1.5 Fracture

Micaceous, Brittle

(e.g. graphite).

1.6 Cleavage

Perfect on the {001}

{010} Perfect

1.7 Mohs Hardness

2-3Not Available

2 10

1.8 Chemical Composition

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

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Muscovite and Vivianite Chemical Formula

While comparing Muscovite and Vivianite 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 Vivianite 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 Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Muscovite and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Muscovite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.