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Spinel
Spinel

Natrolite
Natrolite



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Spinel
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Natrolite

Spinel and Natrolite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.64-3.66
Conchoidal, Uneven
None, but may exhibit slight parting
8
MgAl2O4
 
Brittle
-
-
2.20-2.26
Uneven
Perfect on {110}
5-5.5
Na 2[Al 2Si 3O 10] · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Spinel and Natrolite Chemical Formula

While comparing Spinel and Natrolite 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 Spinel and Natrolite chemical formula.

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Spinel and Natrolite Specific Gravity

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