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Pezzottaite
Pezzottaite

Ettringite
Ettringite



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Pezzottaite
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Ettringite

Pezzottaite and Ettringite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.90-3.14
Conchoidal, Uneven
Imperfect; basal
7.5-8
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
 
-
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)

Pezzottaite and Ettringite Chemical Formula

While comparing Pezzottaite 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 Pezzottaite and Ettringite chemical formula.

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Pezzottaite and Ettringite Specific Gravity

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