Zoisite and Cavansite Physical Properties

Zoisite

Cavansite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.20-3.502.25-2.33

1 7.18

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Fracture

Uneven, Conchoidal, Even

Cleavage

Perfect {010} imperfect {100}

Good on {010}

Mohs Hardness

6-73-4

2 10

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Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Ca(VO)Si4O10•4(H2O)

Zoisite and Cavansite Chemical Formula

While comparing Zoisite 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 Zoisite and Cavansite chemical formula.

Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

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Zoisite and Cavansite Specific Gravity

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