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Almandine
Almandine

Kyanite
Kyanite



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Almandine
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Kyanite

Almandine 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
3.95-4.303.53-3.65
Amber
1 7.18
1.5 Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Splintery, Brittle, Metallic
1.6 Cleavage
none
[100] perfect [010] imperfect with 79° angle between
1.7 Mohs Hardness
7-7.54-7
Amber
2 10
1.8 Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Not Available

Almandine and Kyanite Chemical Formula

While comparing Almandine 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 Almandine and Kyanite chemical formula.

  • Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
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Almandine and Kyanite Specific Gravity

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