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Helenite
Helenite

Nepheline
Nepheline



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Helenite
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Nepheline

Helenite and Nepheline Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
SiO2
 
-
-
-
2.55-2.65
Subconchoidal, Conchoidal
[1010] Poor
5-6
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Helenite and Nepheline Chemical Formula

While comparing Helenite 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 Helenite and Nepheline chemical formula.

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Helenite and Nepheline Specific Gravity

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