Childrenite and Celestine Physical Properties

Childrenite

Celestine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.253.90-4.00

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Poor/indistinct on {100}

Perfect on {001}, good on {210}, poor on {010}

1.7 Mohs Hardness

4.5-53-3.5

2 10

1.8 Chemical Composition

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

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

Childrenite and Celestine Chemical Formula

While comparing Childrenite and Celestine 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 Childrenite and Celestine chemical formula.

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

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Childrenite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.