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Pyrope
Pyrope

Forsterite
Forsterite



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Pyrope
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Forsterite

Pyrope and Forsterite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble in water
-
3.62-3.87
Conchoidal
None
7-7.5
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
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-
-
3.23-3.26
Conchoidal
Perfect on {010} imperfect on {100}
6.5-7
Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Pyrope and Forsterite Chemical Formula

While comparing Pyrope and Forsterite 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 Pyrope and Forsterite chemical formula.

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Pyrope and Forsterite Specific Gravity

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