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Amethyst
Amethyst

Pezzottaite
Pezzottaite



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Amethyst
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Pezzottaite

Amethyst and Pezzottaite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble in common solvents
-
2.65
Conchoidal, ConchoidalWalter Schumann
Indiscernible
7
SiO2
 
-
-
-
2.90-3.14
Conchoidal, Uneven
Imperfect; basal
7.5-8
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Amethyst and Pezzottaite Chemical Formula

While comparing Amethyst and Pezzottaite 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 Amethyst and Pezzottaite chemical formula.

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Amethyst and Pezzottaite Specific Gravity

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