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Annabergite
Annabergite

Nosean
Nosean



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Annabergite
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Nosean

Annabergite and Nosean Physical Properties

1 Physical Properties
1.1 Tenacity
Sectile
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.072.30-2.40
Amber
1 7.18
1.5 Fracture
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Perfect on {010}, indistinct on {100} and {102}
{110} Perfect
1.7 Mohs Hardness
2Not Available
Amber
2 10
1.8 Chemical Composition
Ni3(AsO4)2•8(H2O)
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Annabergite and Nosean Chemical Formula

While comparing Annabergite and Nosean 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 Nosean chemical formula.

  • Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
  • Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Annabergite and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.