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Plumbogummite
Plumbogummite

Chromite
Chromite



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Plumbogummite
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Chromite

Plumbogummite and Chromite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.0144.5-4.8
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal
Uneven
1.6 Cleavage
None
None, parting may develop along {111}
1.7 Mohs Hardness
4-55.5
Amber
2 10
1.8 Chemical Composition
Not Available
Fe++Cr2O4

Plumbogummite and Chromite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Chromite chemical formula.

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  • Chemical formula of Chromite- Fe++Cr2O4

Plumbogummite and Chromite Specific Gravity

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