Piemontite and Carnallite Physical Properties

Piemontite

Carnallite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available

1.6

1.5 Fracture

Uneven, Splintery

Violet, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

[001] good, [100] distinct

None

1.7 Mohs Hardness

6-6.5

2.5

1.8 Chemical Composition

Not Available

KMgCl3•6(H2O)

Piemontite and Carnallite Chemical Formula

While comparing Piemontite 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 Piemontite and Carnallite chemical formula.

Chemical formula of Carnallite- KMgCl3•6(H2O)

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Piemontite and Carnallite Specific Gravity

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