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Sardonyx
Sardonyx

Apophyllite KF
Apophyllite KF



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X
Sardonyx
X
Apophyllite KF

Sardonyx and Apophyllite KF Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.
 
Brittle
-
-
2.33-2.37
Uneven
Perfect on {001}, imperfect on {110}
4.5-5
(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Sardonyx and Apophyllite KF Chemical Formula

While comparing Sardonyx 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 Sardonyx and Apophyllite KF chemical formula.

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Sardonyx and Apophyllite KF Specific Gravity

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