Kyanite and Piemontite Physical Properties

Kyanite

Piemontite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.65Not Available

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Uneven, Splintery

1.6 Cleavage

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

[001] good, [100] distinct

1.7 Mohs Hardness

4-76-6.5

2 10

1.8 Chemical Composition

Not Available

Kyanite and Piemontite Chemical Formula

While comparing Kyanite and Piemontite 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 Piemontite chemical formula.

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Kyanite and Piemontite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Piemontite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Piemontite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is Not Available whereas that of Piemontite is Not Available.