Childrenite and Ruby Physical Properties

Childrenite

Ruby

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.253.97-4.05

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

Conchoidal

1.6 Cleavage

Poor/indistinct on {100}

No true cleavage

1.7 Mohs Hardness

4.5-59

2 10

1.8 Chemical Composition

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

Al ₂ O ₃

Childrenite and Ruby Chemical Formula

While comparing Childrenite and Ruby 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 Ruby chemical formula.

Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Ruby- Al ₂ O ₃

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Childrenite and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Childrenite and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Ruby Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 3.97-4.05 whereas that of Ruby is 3.97-4.05.