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Natrolite
Natrolite

Star Sapphire
Star Sapphire



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Natrolite
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Star Sapphire

Natrolite and Star Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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
 
-
-
-
3.90-4.05
-
None
-9999
Al 2O 3Ulrich Henn and Claudio C.

Natrolite and Star Sapphire Chemical Formula

While comparing Natrolite and Star Sapphire 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 Natrolite and Star Sapphire chemical formula.

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Natrolite and Star Sapphire Specific Gravity

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