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Anorthite
Anorthite

Hibschite
Hibschite



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Anorthite
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Hibschite

Anorthite and Hibschite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.77
Uneven
Perfect [001] good [010] poor [110]
6-6.5
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.05-3.08
Uneven, Irregular, Conchoidal
None
6.5
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

Anorthite and Hibschite Chemical Formula

While comparing Anorthite and Hibschite 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 Anorthite and Hibschite chemical formula.

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Anorthite and Hibschite Specific Gravity

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