Pyrophyllite and Pearl Physical Properties

Pyrophyllite

Pearl

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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

2.65-2.902.60-2.85

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{001} Perfect

none

1.7 Mohs Hardness

Not Available2.5-4.5

2 10

1.8 Chemical Composition

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

Not Available

Pyrophyllite and Pearl Chemical Formula

While comparing Pyrophyllite and Pearl 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 Pearl chemical formula.

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

Compare Blue Gemstones

Pyrophyllite Vs Scorzalite

Pyrophyllite Vs Serendibite

Pyrophyllite Vs Sardonyx

Pyrophyllite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.