Powellite and Chromite Physical Properties

Powellite

Chromite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.234.5-4.8

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Uneven

1.6 Cleavage

{111} Distinct

None, parting may develop along {111}

1.7 Mohs Hardness

3.5-45.5

2 10

1.8 Chemical Composition

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Fe++Cr2O4

Powellite and Chromite Chemical Formula

While comparing Powellite and Chromite 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 Powellite and Chromite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Chromite- Fe++Cr2O4

Compare Blue Gemstones

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Powellite Vs Rock Crystal

Powellite Vs Sanidine

Powellite and Chromite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Chromite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Chromite Optical Properties during the identification of gemstone. Specific gravity of Powellite is 4.5-4.8 whereas that of Chromite is 4.5-4.8.