Pyrophyllite and Childrenite Physical Properties

Pyrophyllite

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

2.65-2.903.06-3.25

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

1.6 Cleavage

{001} Perfect

Poor/indistinct on {100}

1.7 Mohs Hardness

Not Available4.5-5

2 10

1.8 Chemical Composition

Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Pyrophyllite and Childrenite Chemical Formula

While comparing Pyrophyllite 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 Pyrophyllite and Childrenite chemical formula.

Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Compare Blue Gemstones

Pyrophyllite Vs Sardonyx

Pyrophyllite Vs Sard

Pyrophyllite Vs Scorzalite

Pyrophyllite and Childrenite Specific Gravity

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