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Thulite
Thulite

Nepheline
Nepheline



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Thulite
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Nepheline

Thulite and Nepheline Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
-
3.1
Uneven, Conchoidal
Perfect {010} imperfect {100}
6-7
Ca2Al3(SiO4)3(OH)
 
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-
-
2.55-2.65
Subconchoidal, Conchoidal
[1010] Poor
5-6
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Thulite and Nepheline Chemical Formula

While comparing Thulite 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 Thulite and Nepheline chemical formula.

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Thulite and Nepheline Specific Gravity

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