Natrolite and Amazonite Physical Properties

Natrolite

Amazonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.262.55-2.57

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Perfect on {110}

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

5-5.56-6.5

2 10

1.8 Chemical Composition

Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

KAlSi₃O₈

Natrolite and Amazonite Chemical Formula

While comparing Natrolite and Amazonite 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 Amazonite chemical formula.

Chemical formula of Natrolite- Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Amazonite- KAlSi₃O₈

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Natrolite and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Natrolite and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Natrolite and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Natrolite is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.