Childrenite and Diaspore Physical Properties

Childrenite

Diaspore

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1 Physical Properties

1.1 Tenacity

Not Available

Very brittle

1.2 Solubility

Soluble

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.253.30-3.40

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Poor/indistinct on {100}

{010} perfect, {110} distinct, {100} in traces

1.7 Mohs Hardness

4.5-56.5-7

2 10

1.8 Chemical Composition

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

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Childrenite and Diaspore Chemical Formula

While comparing Childrenite and Diaspore 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 Diaspore chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Childrenite and Diaspore Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Diaspore Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Diaspore Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.30-3.40 whereas that of Diaspore is 3.30-3.40.