Chlorastrolite and Cavansite Physical Properties

Chlorastrolite

Cavansite

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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

3.1-3.52.25-2.33

1 7.18

1.5 Fracture

Granular

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {010}

1.7 Mohs Hardness

5-63-4

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)

Ca(VO)Si4O10•4(H2O)

Chlorastrolite and Cavansite Chemical Formula

While comparing Chlorastrolite and Cavansite 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 Cavansite 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 Cavansite- Ca(VO)Si4O10•4(H2O)

Compare Green Gemstones

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Chlorastrolite Vs Chrysoprase

Chlorastrolite and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorastrolite and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorastrolite and Cavansite Optical Properties during the identification of gemstone. Specific gravity of Chlorastrolite is 2.25-2.33 whereas that of Cavansite is 2.25-2.33.