Carnallite and Chrome-Chalcedony Physical Properties

Carnallite

Chrome-Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.62.55-2.70

1 7.18

1.5 Fracture

Violet, Conchoidal, Brittle, Conchoidal, Brittle

Not Available

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

2.56.5-7

2 10

1.8 Chemical Composition

KMgCl3•6(H2O)

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Carnallite and Chrome-Chalcedony Chemical Formula

While comparing Carnallite and Chrome-Chalcedony 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 Carnallite and Chrome-Chalcedony chemical formula.

Chemical formula of Carnallite- KMgCl3•6(H2O)
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Carnallite and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnallite and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnallite and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Carnallite is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.