Childrenite and Uvite Physical Properties

Childrenite

Uvite

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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

3.06-3.252.97-3.14

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Uneven, Conchoidal, Brittle

1.6 Cleavage

Poor/indistinct on {100}

{1011} Indistinct

1.7 Mohs Hardness

4.5-5Not Available

2 10

1.8 Chemical Composition

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

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Childrenite and Uvite Chemical Formula

While comparing Childrenite and Uvite 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 Uvite chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Childrenite and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Uvite Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 2.97-3.14 whereas that of Uvite is 2.97-3.14.