Creedite and Pezzottaite Physical Properties

Creedite

Pezzottaite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.702.90-3.14

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Perfect on {100}

Imperfect; basal

1.7 Mohs Hardness

4.57.5-8

2 10

1.8 Chemical Composition

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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

Creedite and Pezzottaite Chemical Formula

While comparing Creedite 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 Creedite and Pezzottaite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Compare Colorless Gems

Creedite Vs Diaspore

Creedite Vs Diopside

Creedite Vs Dravite

Creedite and Pezzottaite Specific Gravity

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