Annabergite and Beudantite Physical Properties

Annabergite

Beudantite

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.07

4.48

1.5 Fracture

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

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

distinct; good on {0001}

1.7 Mohs Hardness

3.5-4.5

1.8 Chemical Composition

Ni3(AsO4)2•8(H2O)

PbFe+++3(AsO4)(SO4)(OH)6

Annabergite and Beudantite Chemical Formula

While comparing Annabergite and Beudantite 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 Beudantite chemical formula.

Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6

Compare Green Gemstones

Annabergite Vs Chlorite group

Annabergite Vs Beudantite

Annabergite Vs Cavansite

Annabergite and Beudantite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Beudantite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Beudantite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 4.48 whereas that of Beudantite is 4.48.