Topazolite and Pyrophyllite Physical Properties

Topazolite

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

3.70-4.102.65-2.90

1 7.18

1.5 Fracture

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

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Not Available

{001} Perfect

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Topazolite and Pyrophyllite Chemical Formula

While comparing Topazolite 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 Topazolite and Pyrophyllite chemical formula.

Chemical formula of Topazolite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Topazolite and Pyrophyllite Specific Gravity

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