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Pezzottaite
Pezzottaite

Jacobsite
Jacobsite



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Pezzottaite
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Jacobsite

Pezzottaite and Jacobsite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.90-3.144.76-5.03
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
Conchoidal

Cleavage

Imperfect; basal
None

Mohs Hardness

7.5-85.5-6.5
2 10
👆🏻

Chemical Composition

(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Pezzottaite and Jacobsite Chemical Formula

While comparing Pezzottaite and Jacobsite 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 Jacobsite chemical formula.

  • Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
  • Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Pezzottaite and Jacobsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzottaite and Jacobsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzottaite and Jacobsite Optical Properties during the identification of gemstone. Specific gravity of Pezzottaite is 4.76-5.03 whereas that of Jacobsite is 4.76-5.03.