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Andradite Garnet
Andradite Garnet

Opal
Opal



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Andradite Garnet
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Opal

Andradite Garnet and Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.8-3.9
-
None
6.5-7.5
Ca3Fe3+2Si3O12
 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O

Andradite Garnet and Opal Chemical Formula

While comparing Andradite Garnet and Opal 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 Garnet and Opal chemical formula.

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Andradite Garnet and Opal Specific Gravity

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