Annabergite and Cavansite Physical Properties

Annabergite

Cavansite

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1 Physical Properties

1.1 Tenacity

Sectile

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.07

2.25-2.33

1.5 Fracture

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Perfect on {010}, indistinct on {100} and {102}

Good on {010}

1.7 Mohs Hardness

3-4

1.8 Chemical Composition

Ni3(AsO4)2•8(H2O)

Ca(VO)Si4O10•4(H2O)

Annabergite and Cavansite Chemical Formula

While comparing Annabergite 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 Annabergite and Cavansite chemical formula.

Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

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Annabergite Vs Cavansite

Annabergite Vs Beudantite

Annabergite Vs Chlorite group

Annabergite and Cavansite Specific Gravity

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