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Allanite
Allanite

Sapphirine
Sapphirine



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Allanite
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Sapphirine

Allanite and Sapphirine 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)
 
-
-
-
3.40-3.58
Conchoidal, Uneven
{010} Perfect
7.5
(Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Allanite and Sapphirine Chemical Formula

While comparing Allanite and Sapphirine 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 Sapphirine chemical formula.

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Allanite and Sapphirine Specific Gravity

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