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Vivianite
Vivianite

Hematite
Hematite



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Vivianite
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Hematite

Vivianite and Hematite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.64-2.70
-
{010} Perfect
-9999
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
 
Brittle
-
-
5.00-5.30
Uneven, ConchoidalWalter Schumann, Conchoidal
None, may show partings on {0001} and {10 1 1}
6
Fe 2O 3Arthur Thomas , Gemstones (2009)

Vivianite and Hematite Chemical Formula

While comparing Vivianite and Hematite 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 Vivianite and Hematite chemical formula.

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Vivianite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite Vs Hematite during the identification of gemstone. Specific gravity of Vivianite is whereas that of Hematite is .