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Nuummite
Nuummite

Anorthite
Anorthite



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Nuummite
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Anorthite

Nuummite and Anorthite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.18-3.37
Conchoidal
Perfect on 210
5.5-6
Na(Fe,Mg)7(AlSi7O22)(OH)2
 
Brittle
-
-
2.77
Uneven
Perfect [001] good [010] poor [110]
6-6.5
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Nuummite and Anorthite Chemical Formula

While comparing Nuummite 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 Nuummite and Anorthite chemical formula.

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Nuummite and Anorthite Specific Gravity

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