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Apophyllite KF
Apophyllite KF

Taaffeite
Taaffeite



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Apophyllite KF
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Taaffeite

Apophyllite KF and Taaffeite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.33-2.37
Uneven
Perfect on {001}, imperfect on {110}
4.5-5
(K,Na)Ca4Si8O20(F,OH)•8(H2O)
 
-
-
-
3.60-3.61
Conchoidal
Imperfect/fair/absent
8-8.5
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Apophyllite KF and Taaffeite Chemical Formula

While comparing Apophyllite KF and Taaffeite 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 Taaffeite chemical formula.

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Apophyllite KF and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apophyllite KF and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apophyllite KF Vs Taaffeite during the identification of gemstone. Specific gravity of Apophyllite KF is whereas that of Taaffeite is .