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Ettringite
Ettringite

Andradite Garnet
Andradite Garnet



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Ettringite
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Andradite Garnet

Ettringite and Andradite Garnet Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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Partially soluble in water
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1.77
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Perfect on {10 1 0}
2-2.5
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
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3.8-3.9
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None
6.5-7.5
Ca3Fe3+2Si3O12

Ettringite and Andradite Garnet Chemical Formula

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

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Ettringite and Andradite Garnet Specific Gravity

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