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Chromite and Vivianite Physical Properties


Vivianite and Chromite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.5-4.8   
2.64-2.70   

Fracture
Uneven   
(e.g. graphite).   

Cleavage
None, parting may develop along {111}   
{010} Perfect   

Mohs Hardness
5.5   
Not Available   

Chemical Composition
Fe++Cr2O4   
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Chromite and Vivianite Chemical Formula

While comparing Chromite and Vivianite 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 Vivianite chemical formula.

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Chromite and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.

Brown Gemstones

Brown Gemstones


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