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Annabergite
Annabergite

Thulite
Thulite



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Annabergite
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Thulite

Annabergite and Thulite 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
3.073.1
Amber
1 7.18
1.5 Fracture
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Perfect on {010}, indistinct on {100} and {102}
Perfect {010} imperfect {100}
1.7 Mohs Hardness
26-7
Amber
2 10
1.8 Chemical Composition
Ni3(AsO4)2•8(H2O)
Ca2Al3(SiO4)3(OH)

Annabergite and Thulite Chemical Formula

While comparing Annabergite and Thulite 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 Thulite chemical formula.

  • Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
  • Chemical formula of Thulite- Ca2Al3(SiO4)3(OH)

Annabergite and Thulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Thulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Thulite Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 3.1 whereas that of Thulite is 3.1.