Pyrophyllite and Strontianite Physical Properties

Pyrophyllite

Strontianite

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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

2.65-2.903.63-3.79

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

{001} Perfect

{110} Good

1.7 Mohs Hardness

Not Available3.5

2 10

1.8 Chemical Composition

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

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Pyrophyllite and Strontianite Chemical Formula

While comparing Pyrophyllite and Strontianite 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 Strontianite chemical formula.

Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Compare Blue Gemstones

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Pyrophyllite Vs Scorzalite

Pyrophyllite and Strontianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Strontianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Strontianite Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 3.63-3.79 whereas that of Strontianite is 3.63-3.79.