Demantoid and Cavansite Physical Properties

Demantoid

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

3.77-3.952.25-2.33

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {010}

1.7 Mohs Hardness

6.53-4

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Ca(VO)Si4O10•4(H2O)

Demantoid and Cavansite Chemical Formula

While comparing Demantoid 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 Demantoid and Cavansite chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

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Demantoid and Cavansite Specific Gravity

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