Pyrophyllite and Prase Opal Physical Properties

Pyrophyllite

Prase Opal

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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

2.65-2.901.98-2.25

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

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

1.6 Cleavage

{001} Perfect

Not Available

1.7 Mohs Hardness

Not Available5-6.5

2 10

1.8 Chemical Composition

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

SiO 2 + H 2OUlrich Henn and Claudio C.

Pyrophyllite and Prase Opal Chemical Formula

While comparing Pyrophyllite and Prase Opal 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 Prase Opal chemical formula.

Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

Pyrophyllite Vs Scorzalite

Pyrophyllite Vs Sardonyx

Pyrophyllite Vs Sard

Pyrophyllite and Prase Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Prase Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Prase Opal Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 1.98-2.25 whereas that of Prase Opal is 1.98-2.25.