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Andradite
Andradite

Sapphirine
Sapphirine



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Andradite
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Sapphirine

Andradite and Sapphirine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.70-4.10
Conchoidal, Uneven
none
6.5-7
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
-
-
-
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

Andradite and Sapphirine Chemical Formula

While comparing Andradite 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 Andradite and Sapphirine chemical formula.

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Andradite and Sapphirine Specific Gravity

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