Annabergite and Bowenite Physical Properties

Annabergite

Bowenite

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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

2.58-2.80

1.5 Fracture

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Uneven, Irregular, Management Team (2012)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5

1.8 Chemical Composition

Ni3(AsO4)2•8(H2O)

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Annabergite and Bowenite Chemical Formula

While comparing Annabergite and Bowenite 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 Bowenite chemical formula.

Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
Chemical formula of Bowenite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Annabergite and Bowenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Bowenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Bowenite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 2.58-2.80 whereas that of Bowenite is 2.58-2.80.