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Vivianite
Vivianite

Pyromorphite
Pyromorphite



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Vivianite
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Pyromorphite

Vivianite and Pyromorphite 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
-
-
6.5-7.1
Uneven, Conchoidal
Imperfect- [10 1 1]
3.5-4
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Vivianite and Pyromorphite Chemical Formula

While comparing Vivianite and Pyromorphite 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 Pyromorphite chemical formula.

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Vivianite and Pyromorphite Specific Gravity

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