Sylvite and Carnallite Physical Properties

Sylvite

Carnallite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.9931.6

1 7.18

1.5 Fracture

Uneven, Brittle

Violet, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Perfect on [100], [010], [001]

None

1.7 Mohs Hardness

2.52.5

2 10

1.8 Chemical Composition

Not Available

KMgCl3•6(H2O)

Sylvite and Carnallite Chemical Formula

While comparing Sylvite and Carnallite 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 Sylvite and Carnallite chemical formula.

Chemical formula of Carnallite- KMgCl3•6(H2O)

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Sylvite and Carnallite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sylvite and Carnallite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sylvite and Carnallite Optical Properties during the identification of gemstone. Specific gravity of Sylvite is 1.6 whereas that of Carnallite is 1.6.