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Apophyllite
Apophyllite

Nepheline
Nepheline



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Apophyllite
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Nepheline

Apophyllite and Nepheline Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.30-2.50
Uneven
Perfect on (001)
4.5-5
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
 
-
-
-
2.55-2.65
Subconchoidal, Conchoidal
[1010] Poor
5-6
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Apophyllite and Nepheline Chemical Formula

While comparing Apophyllite and Nepheline 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 and Nepheline chemical formula.

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Apophyllite and Nepheline Specific Gravity

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