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Pearl
Pearl

Kyanite
Kyanite



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Pearl
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Pearl and Kyanite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.60-2.85
3.53-3.65
1.5 Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Splintery, Brittle, Metallic
1.6 Cleavage
none
[100] perfect [010] imperfect with 79° angle between
1.7 Mohs Hardness
2.5-4.5
4-7
1.8 Chemical Composition
Not Available
Not Available

Pearl and Kyanite Chemical Formula

While comparing Pearl 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 Pearl and Kyanite chemical formula.

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Pearl and Kyanite Specific Gravity

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