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Kyanite
Kyanite

Pyrrhotite
Pyrrhotite



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Kyanite
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Pyrrhotite

Kyanite and Pyrrhotite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.53-3.65
4.58-4.65
1.5 Fracture
Splintery, Brittle, Metallic
Uneven
1.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
Absent
1.7 Mohs Hardness
4-7
3.5-4.5
1.8 Chemical Composition
Not Available
Not Available

Kyanite and Pyrrhotite Chemical Formula

While comparing Kyanite and Pyrrhotite 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 Pyrrhotite chemical formula.

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Kyanite and Pyrrhotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Pyrrhotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Pyrrhotite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 4.58-4.65 whereas that of Pyrrhotite is 4.58-4.65.