Annabergite and Hackmanite Physical Properties

Annabergite

Hackmanite

Add ⊕

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

2.27-2.33

1.5 Fracture

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-6

1.8 Chemical Composition

Ni3(AsO4)2•8(H2O)

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Annabergite and Hackmanite Chemical Formula

While comparing Annabergite and Hackmanite 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 Hackmanite chemical formula.

Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Annabergite Vs Beudantite

Annabergite Vs Cavansite

Annabergite Vs Chlorite group

Annabergite and Hackmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.