Zincite and Pyrophyllite Physical Properties

Zincite

Pyrophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.50-5.902.65-2.90

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

{001} Perfect

1.7 Mohs Hardness

4Not Available

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Zincite and Pyrophyllite Chemical Formula

While comparing Zincite and Pyrophyllite 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 Zincite and Pyrophyllite chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Zincite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zincite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zincite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Zincite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.