Carnallite and Augite Physical Properties

Carnallite

Augite

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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

1.6

3.19-3.56

1.5 Fracture

Violet, Conchoidal, Brittle, Conchoidal, Brittle

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

None

{110} Perfect, {010} Indistinct

1.7 Mohs Hardness

2.5

5.5-6

1.8 Chemical Composition

KMgCl3•6(H2O)

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Carnallite and Augite Chemical Formula

While comparing Carnallite and Augite 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 Augite chemical formula.

Chemical formula of Carnallite- KMgCl3•6(H2O)
Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

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Carnallite and Augite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnallite and Augite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnallite and Augite Optical Properties during the identification of gemstone. Specific gravity of Carnallite is 3.19-3.56 whereas that of Augite is 3.19-3.56.