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Zincite
Zincite

Ettringite
Ettringite



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Zincite
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Ettringite

Zincite and Ettringite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
5.50-5.90
Conchoidal
On {10 1 0}, perfect; parting on {000 1 }
4
(Zn,Mn2+ )OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
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)

Zincite and Ettringite Chemical Formula

While comparing Zincite and Ettringite 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 Zincite and Ettringite chemical formula.

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Zincite and Ettringite Specific Gravity

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