Pargasite and Chrome Diopside Physical Properties

Pargasite

Chrome Diopside

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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

3.04-3.263.22-3.40

1 7.18

2.5 Fracture

Splintery, Brittle, Uneven

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

2.6 Cleavage

{110} perfect

1,2 prismatic.

2.7 Mohs Hardness

5-65-6

2 10

2.11 Chemical Composition

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

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

Pargasite and Chrome Diopside Chemical Formula

While comparing Pargasite and Chrome Diopside 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 Pargasite and Chrome Diopside chemical formula.

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

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Pargasite and Chrome Diopside Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pargasite and Chrome Diopside Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pargasite and Chrome Diopside Optical Properties during the identification of gemstone. Specific gravity of Pargasite is 3.22-3.40 whereas that of Chrome Diopside is 3.22-3.40.