Childrenite and Lazulite Physical Properties

Childrenite

Lazulite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.253.04-3.17

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Uneven, Uneven, Gemstones of the world (2001) More from other references

1.6 Cleavage

Poor/indistinct on {100}

{001} Indistinct, {???} Indistinct

1.7 Mohs Hardness

4.5-55.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

Childrenite and Lazulite Chemical Formula

While comparing Childrenite and Lazulite 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 Lazulite chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

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Childrenite and Lazulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Lazulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Lazulite Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.04-3.17 whereas that of Lazulite is 3.04-3.17.