Sard and Cavansite Physical Properties

Sard

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

2.58-2.63

2.25-2.33

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {010}

1.7 Mohs Hardness

6.5-7

3-4

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Ca(VO)Si4O10•4(H2O)

Sard and Cavansite Chemical Formula

While comparing Sard 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 Sard and Cavansite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

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Sard and Cavansite Specific Gravity

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