Creedite and Tantalite Physical Properties

Creedite

Tantalite

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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

2.705.2

1 7.18

1.5 Fracture

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {100}

Good in one direction

1.7 Mohs Hardness

4.56-6.5

2 10

1.8 Chemical Composition

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

(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Creedite and Tantalite Chemical Formula

While comparing Creedite and Tantalite 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 Tantalite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Compare Colorless Gems

Creedite Vs Diopside

Creedite Vs Diaspore

Creedite Vs Dravite

Creedite and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 5.2 whereas that of Tantalite is 5.2.