Kyanite and Kutnohorite Physical Properties

Kyanite

Kutnohorite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.653.12

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Subconchoidal, Brittle, Conchoidal

1.6 Cleavage

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

Perfect on {10 1 1}

1.7 Mohs Hardness

4-73-4

2 10

1.8 Chemical Composition

Not Available

Kyanite and Kutnohorite Chemical Formula

While comparing Kyanite and Kutnohorite 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 Kyanite and Kutnohorite chemical formula.

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Kyanite and Kutnohorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Kutnohorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Kutnohorite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.12 whereas that of Kutnohorite is 3.12.