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Apophyllite KF
Apophyllite KF
☒

Rock Crystal
Rock Crystal
☒



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Apophyllite KF
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Rock Crystal

Apophyllite KF and Rock Crystal 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)
 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Apophyllite KF and Rock Crystal Chemical Formula

While comparing Apophyllite KF and Rock Crystal 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 Rock Crystal chemical formula.

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Apophyllite KF and Rock Crystal Specific Gravity

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