Wardite and Carnallite Physical Properties

Wardite

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

2.811.6

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Violet, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

{001} Perfect

None

1.7 Mohs Hardness

4.5-52.5

2 10

1.8 Chemical Composition

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

KMgCl3•6(H2O)

Wardite and Carnallite Chemical Formula

While comparing Wardite 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 Wardite and Carnallite chemical formula.

Chemical formula of Wardite- NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Carnallite- KMgCl3•6(H2O)

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Wardite and Carnallite Specific Gravity

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