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Neptunite
Neptunite

Apophyllite
Apophyllite



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Neptunite
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Apophyllite

Neptunite and Apophyllite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
2.30-2.50
Uneven
Perfect on (001)
4.5-5
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Neptunite and Apophyllite Chemical Formula

While comparing Neptunite and Apophyllite 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 Neptunite and Apophyllite chemical formula.

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Neptunite and Apophyllite Specific Gravity

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