Iolite and Chrome Diopside Physical Properties

Iolite

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

2.6-2.73.22-3.40

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1

1,2 prismatic.

1.7 Mohs Hardness

7-7.55-6

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

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

Iolite and Chrome Diopside Chemical Formula

While comparing Iolite 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 Iolite and Chrome Diopside chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)

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Iolite and Chrome Diopside Specific Gravity

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