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Allanite
Allanite

Grossular
Grossular



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Allanite
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Grossular

Allanite and Grossular Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.40-4.20
-
Indistinct
-9999
Ca(Ce,La,Y,Ca)Al2(Fe,Al)Si3O12(OH)
 
-
-
-
3.55-3.73
Conchoidal, Uneven
none
7-7.5
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Allanite and Grossular Chemical Formula

While comparing Allanite and Grossular 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 Allanite and Grossular chemical formula.

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Allanite and Grossular Specific Gravity

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