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Andradite
Andradite

Thulite
Thulite



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Andradite
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Thulite

Andradite and Thulite Physical Properties

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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)
 
-
-
-
3.1
Uneven, Conchoidal
Perfect {010} imperfect {100}
6-7
Ca2Al3(SiO4)3(OH)

Andradite and Thulite Chemical Formula

While comparing Andradite and Thulite 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 Thulite chemical formula.

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Andradite and Thulite Specific Gravity

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