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Vivianite
Vivianite

Pyrophyllite
Pyrophyllite



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Vivianite
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Pyrophyllite

Vivianite and Pyrophyllite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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2.64-2.70
-
{010} Perfect
-9999
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
 
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2.65-2.90
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{001} Perfect
-9999
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Vivianite and Pyrophyllite Chemical Formula

While comparing Vivianite and Pyrophyllite 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 Pyrophyllite chemical formula.

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Vivianite and Pyrophyllite Specific Gravity

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