Demantoid and Carnallite Physical Properties

Demantoid

Carnallite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.77-3.951.6

1 7.18

1.5 Fracture

Not Available

Violet, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

6.52.5

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

KMgCl3•6(H2O)

Demantoid and Carnallite Chemical Formula

While comparing Demantoid 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 Demantoid and Carnallite chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Carnallite- KMgCl3•6(H2O)

Compare Green Gemstones

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Demantoid Vs Faustite

Demantoid and Carnallite Specific Gravity

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