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Ettringite
Ettringite

Axinite
Axinite



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Ettringite
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Axinite

Ettringite and Axinite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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Partially soluble in water
-
1.77
-
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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3.26-3.36
Conchoidal
Good on {100}
6.5-7
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Ettringite and Axinite Chemical Formula

While comparing Ettringite and Axinite 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 Axinite chemical formula.

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Ettringite and Axinite Specific Gravity

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