Chlorastrolite and Amazonite Physical Properties

Chlorastrolite

Amazonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.52.55-2.57

1 7.18

1.5 Fracture

Granular

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

5-66-6.5

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

KAlSi₃O₈

Chlorastrolite and Amazonite Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Amazonite chemical formula.

Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Chemical formula of Amazonite- KAlSi₃O₈

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Chlorastrolite and Amazonite Specific Gravity

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