Ivory and Pyrophyllite Physical Properties

Ivory

Pyrophyllite

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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

1.70-2.002.65-2.90

1 7.18

1.5 Fracture

Not Available

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Not Available

{001} Perfect

1.7 Mohs Hardness

2-3Not Available

2 10

1.8 Chemical Composition

Not Available

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

Ivory and Pyrophyllite Chemical Formula

While comparing Ivory 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 Ivory and Pyrophyllite chemical formula.

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

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Ivory and Pyrophyllite Specific Gravity

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