Dallasite and Childrenite Physical Properties

Dallasite

Childrenite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.913.06-3.25

1 7.18

1.5 Fracture

Not Available

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

1.6 Cleavage

Not Available

Poor/indistinct on {100}

1.7 Mohs Hardness

6.5-74.5-5

2 10

1.8 Chemical Composition

Not Available

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

Dallasite and Childrenite Chemical Formula

While comparing Dallasite and Childrenite 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 Dallasite and Childrenite chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Compare Green Gemstones

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Dallasite Vs Elaeolite

Dallasite Vs Emerald

Dallasite and Childrenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dallasite and Childrenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dallasite and Childrenite Optical Properties during the identification of gemstone. Specific gravity of Dallasite is 3.06-3.25 whereas that of Childrenite is 3.06-3.25.