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Annabergite
Annabergite

Feldspar
Feldspar



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Annabergite
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Feldspar

Annabergite and Feldspar 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
3.072.56-2.75
Amber
1 7.18
1.5 Fracture
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
Perfect on {010}, indistinct on {100} and {102}
two or three
1.7 Mohs Hardness
26-6.5
Amber
2 10
1.8 Chemical Composition
Ni3(AsO4)2•8(H2O)
Not Available

Annabergite and Feldspar Chemical Formula

While comparing Annabergite and Feldspar 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 Feldspar chemical formula.

  • Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
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Annabergite and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Annabergite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Annabergite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Annabergite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.