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Grossular
Grossular

Anorthite
Anorthite



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Grossular
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Anorthite

Grossular and Anorthite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.55-3.73
Conchoidal, Uneven
none
7-7.5
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
Brittle
-
-
2.77
Uneven
Perfect [001] good [010] poor [110]
6-6.5
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Grossular and Anorthite Chemical Formula

While comparing Grossular 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 Grossular and Anorthite chemical formula.

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Grossular and Anorthite Specific Gravity

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