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Natrolite and Cancrinite Physical Properties


Cancrinite and Natrolite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.20-2.26   
2.42-2.52   

Fracture
Uneven, Brittle, Metallic, Gemstones (2009)   
Irregular/uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
Perfect on {110}   
Perfect on {10 1 0}, poor on {0001}   

Mohs Hardness
5-5.5   
5-6   

Chemical Composition
Na 2[Al 2Si 3O 10] · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references   

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Natrolite and Cancrinite Chemical Formula

While comparing Natrolite and Cancrinite 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 Cancrinite chemical formula.

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Natrolite and Cancrinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Natrolite and Cancrinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Natrolite and Cancrinite Optical Properties during the identification of gemstone. Specific gravity of Natrolite is 2.42-2.52 whereas that of Cancrinite is 2.42-2.52.

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