Scheelite and Childrenite Physical Properties

Scheelite

Childrenite

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Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

5.9-6.33.06-3.25

1 7.18

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Fracture

Conchoidal, Uneven

Sub-Conchoidal, Conchoidal, Uneven

Cleavage

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

Poor/indistinct on {100}

Mohs Hardness

4.5-54.5-5

2 10

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Chemical Composition

CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Scheelite and Childrenite Chemical Formula

While comparing Scheelite and Childrenite 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 Scheelite and Childrenite chemical formula.

Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

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Scheelite and Childrenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scheelite and Childrenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scheelite and Childrenite Optical Properties during the identification of gemstone. Specific gravity of Scheelite is 3.06-3.25 whereas that of Childrenite is 3.06-3.25.