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Prase
Prase

Apophyllite KF
Apophyllite KF



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Prase
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Apophyllite KF

Prase and Apophyllite KF 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
2.64-2.692.33-2.37
Amber
1 7.18
1.5 Fracture
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
Uneven, Brittle, Uneven, Brittle, Uneven
1.6 Cleavage
Not Available
Perfect on {001}, imperfect on {110}
1.7 Mohs Hardness
74.5-5
Amber
2 10
1.8 Chemical Composition
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Prase and Apophyllite KF Chemical Formula

While comparing Prase and Apophyllite KF 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 Prase and Apophyllite KF chemical formula.

  • Chemical formula of Prase- SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

Prase and Apophyllite KF Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase and Apophyllite KF Optical Properties during the identification of gemstone. Specific gravity of Prase is 2.33-2.37 whereas that of Apophyllite KF is 2.33-2.37.