Plumbogummite and Cavansite Physical Properties

Plumbogummite

Cavansite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.014

2.25-2.33

1.5 Fracture

Uneven, Conchoidal

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

None

Good on {010}

1.7 Mohs Hardness

4-5

3-4

1.8 Chemical Composition

Not Available

Ca(VO)Si4O10•4(H2O)

Plumbogummite and Cavansite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Cavansite chemical formula.

Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

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Plumbogummite and Cavansite Specific Gravity

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