Pezzottaite and Hematite Physical Properties

Pezzottaite

Hematite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.145.00-5.30

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Imperfect; basal

None, may show partings on {0001} and {10 1 1}

1.7 Mohs Hardness

7.5-86

2 10

1.8 Chemical Composition

(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Fe 2O 3Arthur Thomas , Gemstones (2009)

Pezzottaite and Hematite Chemical Formula

While comparing Pezzottaite and Hematite 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 Hematite chemical formula.

Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

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Pezzottaite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzottaite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzottaite and Hematite Optical Properties during the identification of gemstone. Specific gravity of Pezzottaite is 5.00-5.30 whereas that of Hematite is 5.00-5.30.