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Annabergite
Annabergite

Piemontite
Piemontite



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Annabergite
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Piemontite

Annabergite and Piemontite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Sectile
-
-
3.07
-
Perfect on {010}, indistinct on {100} and {102}
2
Ni3(AsO4)2•8(H2O)
 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)

Annabergite and Piemontite Chemical Formula

While comparing Annabergite and Piemontite 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 Piemontite chemical formula.

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Annabergite and Piemontite Specific Gravity

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