Ceylonite and Apophyllite KF Physical Properties

Ceylonite

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.92.33-2.37

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

Indistinct

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

7.5-84.5-5

2 10

1.8 Chemical Composition

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Ceylonite and Apophyllite KF Chemical Formula

While comparing Ceylonite 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 Ceylonite and Apophyllite KF chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Ceylonite and Apophyllite KF Specific Gravity

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