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Norbergite
Norbergite

Anorthite
Anorthite



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Norbergite
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Anorthite

Norbergite and Anorthite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
 
Brittle
-
-
2.77
Uneven
Perfect [001] good [010] poor [110]
6-6.5
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Norbergite and Anorthite Chemical Formula

While comparing Norbergite and Anorthite 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 Norbergite and Anorthite chemical formula.

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Norbergite and Anorthite Specific Gravity

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