Chrome Diopside and Annabergite Physical Properties

Chrome Diopside

Annabergite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.22-3.40

3.07

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

1,2 prismatic.

Perfect on {010}, indistinct on {100} and {102}

1.7 Mohs Hardness

5-6

1.8 Chemical Composition

(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)

Ni3(AsO4)2•8(H2O)

Chrome Diopside and Annabergite Chemical Formula

While comparing Chrome Diopside 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 Chrome Diopside and Annabergite chemical formula.

Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)

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Chrome Diopside and Annabergite Specific Gravity

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