Chromite and Cymophane Physical Properties

Chromite

Cymophane

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.83.69-3.81

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

None, parting may develop along {111}

Not Available

1.7 Mohs Hardness

5.58.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

BeAl 2O 4Arthur Thomas , Gemstones (2009)

Chromite and Cymophane Chemical Formula

While comparing Chromite and Cymophane 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 Chromite and Cymophane chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)

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Chromite and Cymophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Cymophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Cymophane Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.69-3.81 whereas that of Cymophane is 3.69-3.81.