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Pyrrhotite
Pyrrhotite
☒

Andradite
Andradite
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Pyrrhotite
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Andradite

Pyrrhotite and Andradite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
Soluble
-
4.58-4.65
Uneven
Absent
3.5-4.5
Fe1-xS
 
Brittle
-
-
3.70-4.10
Conchoidal, Uneven
none
6.5-7
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Pyrrhotite and Andradite Chemical Formula

While comparing Pyrrhotite and Andradite 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 Pyrrhotite and Andradite chemical formula.

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Pyrrhotite and Andradite Specific Gravity

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