Rubellite and Chrome Diopside Physical Properties

Rubellite

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

3.01-3.063.22-3.40

1 7.18

1.5 Fracture

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

1.6 Cleavage

Not Available

1,2 prismatic.

1.7 Mohs Hardness

7-7.55-6

2 10

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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

Rubellite and Chrome Diopside Chemical Formula

While comparing Rubellite 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 Rubellite and Chrome Diopside chemical formula.

Chemical formula of Rubellite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)

Compare Blue Gemstones

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Rubellite Vs Shattuckite

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Rubellite and Chrome Diopside Specific Gravity

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