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Apophyllite KF
Apophyllite KF

Kyanite Cyprine
Kyanite Cyprine



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Apophyllite KF
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Kyanite Cyprine

Apophyllite KF and Kyanite Cyprine Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.33-2.373.55-3.70
Amber
1 7.18
1.5 Fracture
Uneven, Brittle, Uneven, Brittle, Uneven
Gemstones (2009)
1.6 Cleavage
Perfect on {001}, imperfect on {110}
Not Available
1.7 Mohs Hardness
4.5-54-7
Amber
2 10
1.8 Chemical Composition
(K,Na)Ca4Si8O20(F,OH)•8(H2O)
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Apophyllite KF and Kyanite Cyprine Chemical Formula

While comparing Apophyllite KF and Kyanite Cyprine 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 Apophyllite KF and Kyanite Cyprine chemical formula.

  • Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)
  • Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Apophyllite KF and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Apophyllite KF is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.