Pyrargyrite and Pyrophyllite Physical Properties

Pyrargyrite

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

5.852.65-2.90

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Distinct on {10 1 1}, imperfect on {01 1 2}

{001} Perfect

1.7 Mohs Hardness

2.5-3Not Available

2 10

1.8 Chemical Composition

Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Pyrargyrite and Pyrophyllite Chemical Formula

While comparing Pyrargyrite 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 Pyrargyrite and Pyrophyllite chemical formula.

Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pyrargyrite and Pyrophyllite Specific Gravity

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