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Fluorapatite
Fluorapatite

Kyanite
Kyanite



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Fluorapatite
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Kyanite

Fluorapatite and Kyanite Physical Properties

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
3.1-3.253.53-3.65
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Splintery, Brittle, Metallic
1.6 Cleavage
Indistinct
[100] perfect [010] imperfect with 79° angle between
1.7 Mohs Hardness
54-7
Amber
2 10
1.8 Chemical Composition
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Not Available

Fluorapatite and Kyanite Chemical Formula

While comparing Fluorapatite 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 Fluorapatite and Kyanite chemical formula.

  • Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
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Fluorapatite and Kyanite Specific Gravity

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