Richterite and Kyanite Physical Properties

Richterite

Kyanite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.53.53-3.65

1 7.18

1.5 Fracture

Uneven, Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

Perfect

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

1.7 Mohs Hardness

5-64-7

2 10

1.8 Chemical Composition

Not Available

Richterite and Kyanite Chemical Formula

While comparing Richterite 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 Richterite and Kyanite chemical formula.

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Richterite and Kyanite Specific Gravity

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