Hauyne and Kyanite Physical Properties

Hauyne

Kyanite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Gelatinises in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.4-2.53.53-3.65

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

Distinct on {110}

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

5-64-7

2 10

1.8 Chemical Composition

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Not Available

Hauyne and Kyanite Chemical Formula

While comparing Hauyne and Kyanite 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 Hauyne and Kyanite chemical formula.

Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Hauyne and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hauyne and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hauyne and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Hauyne is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.