Chrome Diopside and Neptunite Physical Properties

Chrome Diopside

Neptunite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.22-3.40

3.19-3.23

1.5 Fracture

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

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

1.6 Cleavage

1,2 prismatic.

{110} good

1.7 Mohs Hardness

5-6

1.8 Chemical Composition

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

KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael OâDonoghue , Gems, Sixth Edition (2006)

Chrome Diopside and Neptunite Chemical Formula

While comparing Chrome Diopside and Neptunite 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 Neptunite chemical formula.

Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Chemical formula of Neptunite- KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael OâDonoghue , Gems, Sixth Edition (2006)

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Chrome Diopside and Neptunite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Diopside and Neptunite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Diopside and Neptunite Optical Properties during the identification of gemstone. Specific gravity of Chrome Diopside is 3.19-3.23 whereas that of Neptunite is 3.19-3.23.