Chromite and Demantoid Physical Properties

Chromite

Demantoid

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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

4.5-4.83.77-3.95

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

None, parting may develop along {111}

Not Available

1.7 Mohs Hardness

5.56.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Chromite and Demantoid Chemical Formula

While comparing Chromite and Demantoid 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 Demantoid chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

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Chromite and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.