Kutnohorite and Kyanite Physical Properties

Kutnohorite

Kyanite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.123.53-3.65

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Conchoidal

Splintery, Brittle, Metallic

1.6 Cleavage

Perfect on {10 1 1}

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

1.7 Mohs Hardness

3-44-7

2 10

1.8 Chemical Composition

Not Available

Kutnohorite and Kyanite Chemical Formula

While comparing Kutnohorite 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 Kutnohorite and Kyanite chemical formula.

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Kutnohorite and Kyanite Specific Gravity

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