Annabergite and Paraiba Physical Properties
Physical Properties
Tenacity
Sectile
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.07
3.04-3.13
Fracture
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Not Available
Cleavage
Perfect on {010}, indistinct on {100} and {102}
Not Available
Mohs Hardness
2
7-7.5
Chemical Composition
Ni3(AsO4)2•8(H2O)
Not Available
Annabergite and Paraiba Chemical Formula
While comparing Annabergite and Paraiba 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 Paraiba chemical formula.
- Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O) >
Annabergite and Paraiba Specific Gravity
Another important criteria for qualitative analysis of gemstones is Annabergite and Paraiba Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Paraiba Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 3.04-3.13 whereas that of Paraiba is 3.04-3.13.
