Pyrophyllite and Violane Physical Properties

Pyrophyllite

Violane

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.65-2.903.22-3.40

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{001} Perfect

Not Available

1.7 Mohs Hardness

Not Available5-6

2 10

1.8 Chemical Composition

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

(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Pyrophyllite and Violane Chemical Formula

While comparing Pyrophyllite and Violane 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 Violane chemical formula.

Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Compare Blue Gemstones

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Pyrophyllite Vs Sard

Pyrophyllite Vs Scorzalite

Pyrophyllite and Violane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Violane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Violane Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 3.22-3.40 whereas that of Violane is 3.22-3.40.