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Pyrope
Pyrope

Norbergite
Norbergite



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Pyrope
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Norbergite

Pyrope and Norbergite 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)
 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Pyrope and Norbergite Chemical Formula

While comparing Pyrope and Norbergite 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 Norbergite chemical formula.

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Pyrope and Norbergite Specific Gravity

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