Chlorastrolite and Aegirine Physical Properties

Chlorastrolite

Aegirine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.5

3.50-3.60

1.5 Fracture

Granular

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

1.7 Mohs Hardness

5-6

1.8 Chemical Composition

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

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Chlorastrolite and Aegirine Chemical Formula

While comparing Chlorastrolite and Aegirine 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 Aegirine 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 Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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Chlorastrolite and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorastrolite and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorastrolite and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Chlorastrolite is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.