Childrenite and Gahnospinel Physical Properties

Childrenite

Gahnospinel

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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

3.06-3.253.65-4.55

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Poor/indistinct on {100}

None, but may exhibit slight parting

1.7 Mohs Hardness

4.5-57.5-8

2 10

1.8 Chemical Composition

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

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Childrenite and Gahnospinel Chemical Formula

While comparing Childrenite and Gahnospinel 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 Gahnospinel chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Childrenite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.