Gyrolite and Pyrophyllite Physical Properties

Gyrolite

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

2.482.65-2.90

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Perfect on {001}

{001} Perfect

1.7 Mohs Hardness

2Not Available

2 10

1.8 Chemical Composition

NaCa16Si23AlO60(OH)8•64(H2O)

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

Gyrolite and Pyrophyllite Chemical Formula

While comparing Gyrolite 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 Gyrolite and Pyrophyllite chemical formula.

Chemical formula of Gyrolite- NaCa16Si23AlO60(OH)8•64(H2O)
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Gyrolite and Pyrophyllite Specific Gravity

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