Chrome Diopside and Pargasite Physical Properties

Chrome Diopside

Pargasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.22-3.40

3.04-3.26

1.5 Fracture

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

Splintery, Brittle, Uneven

1.6 Cleavage

1,2 prismatic.

{110} perfect

1.7 Mohs Hardness

5-6

1.8 Chemical Composition

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

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Chrome Diopside and Pargasite Chemical Formula

While comparing Chrome Diopside and Pargasite 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 Pargasite chemical formula.

Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Chrome Diopside and Pargasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Diopside and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Diopside and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Chrome Diopside is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.