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Thulite
Thulite

Annabergite
Annabergite



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Thulite
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Annabergite

Thulite and Annabergite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Sectile
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.13.07
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
1.6 Cleavage
Perfect {010} imperfect {100}
Perfect on {010}, indistinct on {100} and {102}
1.7 Mohs Hardness
6-72
Amber
2 10
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Ni3(AsO4)2•8(H2O)

Thulite and Annabergite Chemical Formula

While comparing Thulite 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 Thulite and Annabergite chemical formula.

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

Thulite and Annabergite Specific Gravity

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