Annabergite and Bayldonite Physical Properties

Annabergite

Bayldonite

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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

3.075.50

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Uneven

1.6 Cleavage

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

None

1.7 Mohs Hardness

24.5

2 10

1.8 Chemical Composition

Ni3(AsO4)2•8(H2O)

(Cu,Zn)3Pb(AsO3OH)2(OH)2

Annabergite and Bayldonite Chemical Formula

While comparing Annabergite and Bayldonite 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 Bayldonite chemical formula.

Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2

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Annabergite and Bayldonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Bayldonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Bayldonite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 5.50 whereas that of Bayldonite is 5.50.