Kyanite and Stolzite Physical Properties

Kyanite

Stolzite

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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

3.53-3.652

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Conchoidal, Uneven, Brittle

1.6 Cleavage

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

Imperfect on {001}, indistinct on {011}

1.7 Mohs Hardness

4-72.5-3

2 10

1.8 Chemical Composition

Not Available

Kyanite and Stolzite Chemical Formula

While comparing Kyanite and Stolzite 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 Stolzite chemical formula.

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Kyanite and Stolzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Stolzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Stolzite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2 whereas that of Stolzite is 2.