Wardite and Annabergite Physical Properties

Wardite

Annabergite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.813.07

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{001} Perfect

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

1.7 Mohs Hardness

4.5-52

2 10

1.8 Chemical Composition

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ni3(AsO4)2•8(H2O)

Wardite and Annabergite Chemical Formula

While comparing Wardite and Annabergite 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 Wardite and Annabergite chemical formula.

Chemical formula of Wardite- NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)

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Wardite and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wardite and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wardite and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Wardite is 3.07 whereas that of Annabergite is 3.07.