Muscovite and Amethyst Physical Properties

Muscovite

Amethyst

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.88

2.65

1.5 Fracture

Micaceous, Brittle

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Perfect on the {001}

Indiscernible

1.7 Mohs Hardness

2-3

1.8 Chemical Composition

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

SiO₂

Muscovite and Amethyst Chemical Formula

While comparing Muscovite and Amethyst 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 Amethyst 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 Amethyst- SiO₂

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Muscovite and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Muscovite and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 2.65 whereas that of Amethyst is 2.65.