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Foitite
Foitite

Pezzottaite
Pezzottaite



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Foitite
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Pezzottaite

Foitite and Pezzottaite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.172.90-3.14
Amber
1 7.18
1.5 Fracture
Handbook of mineralogy (2001)
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
None
Imperfect; basal
1.7 Mohs Hardness
77.5-8
Amber
2 10
1.8 Chemical Composition
Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Foitite and Pezzottaite Chemical Formula

While comparing Foitite 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 Foitite and Pezzottaite chemical formula.

  • Chemical formula of Foitite- Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Foitite and Pezzottaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Foitite and Pezzottaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Foitite and Pezzottaite Optical Properties during the identification of gemstone. Specific gravity of Foitite is 2.90-3.14 whereas that of Pezzottaite is 2.90-3.14.