Childrenite and Demantoid Physical Properties

Childrenite

Demantoid

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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

3.06-3.253.77-3.95

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Not Available

1.6 Cleavage

Poor/indistinct on {100}

Not Available

1.7 Mohs Hardness

4.5-56.5

2 10

1.8 Chemical Composition

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

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Childrenite and Demantoid Chemical Formula

While comparing Childrenite and Demantoid 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 Demantoid chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

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Childrenite and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.